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-rw-r--r--llvm/test/CodeGen/RISCV/rvv/abd.ll357
-rw-r--r--llvm/test/CodeGen/RISCV/rvv/fixed-vectors-abd.ll948
2 files changed, 1305 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/RISCV/rvv/abd.ll b/llvm/test/CodeGen/RISCV/rvv/abd.ll
new file mode 100644
index 0000000..7c0dc86
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/abd.ll
@@ -0,0 +1,357 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v,+d -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v,+d -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,RV64
+
+;
+; SABD
+;
+
+define <vscale x 16 x i8> @sabd_b(<vscale x 16 x i8> %a, <vscale x 16 x i8> %b) {
+; CHECK-LABEL: sabd_b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e8, m2, ta, ma
+; CHECK-NEXT: vwsub.vv v12, v8, v10
+; CHECK-NEXT: vsetvli zero, zero, e16, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v12, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e8, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 16 x i8> %a to <vscale x 16 x i16>
+ %b.sext = sext <vscale x 16 x i8> %b to <vscale x 16 x i16>
+ %sub = sub <vscale x 16 x i16> %a.sext, %b.sext
+ %abs = call <vscale x 16 x i16> @llvm.abs.nxv16i16(<vscale x 16 x i16> %sub, i1 true)
+ %trunc = trunc <vscale x 16 x i16> %abs to <vscale x 16 x i8>
+ ret <vscale x 16 x i8> %trunc
+}
+
+define <vscale x 16 x i8> @sabd_b_promoted_ops(<vscale x 16 x i1> %a, <vscale x 16 x i1> %b) {
+; CHECK-LABEL: sabd_b_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e8, m2, ta, ma
+; CHECK-NEXT: vmv.v.i v10, 0
+; CHECK-NEXT: vmerge.vim v12, v10, -1, v0
+; CHECK-NEXT: vmv1r.v v0, v8
+; CHECK-NEXT: vmerge.vim v8, v10, -1, v0
+; CHECK-NEXT: vsub.vv v8, v12, v8
+; CHECK-NEXT: vrsub.vi v10, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 16 x i1> %a to <vscale x 16 x i8>
+ %b.sext = sext <vscale x 16 x i1> %b to <vscale x 16 x i8>
+ %sub = sub <vscale x 16 x i8> %a.sext, %b.sext
+ %abs = call <vscale x 16 x i8> @llvm.abs.nxv16i8(<vscale x 16 x i8> %sub, i1 true)
+ ret <vscale x 16 x i8> %abs
+}
+
+define <vscale x 8 x i16> @sabd_h(<vscale x 8 x i16> %a, <vscale x 8 x i16> %b) {
+; CHECK-LABEL: sabd_h:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e16, m2, ta, ma
+; CHECK-NEXT: vwsub.vv v12, v8, v10
+; CHECK-NEXT: vsetvli zero, zero, e32, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v12, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 8 x i16> %a to <vscale x 8 x i32>
+ %b.sext = sext <vscale x 8 x i16> %b to <vscale x 8 x i32>
+ %sub = sub <vscale x 8 x i32> %a.sext, %b.sext
+ %abs = call <vscale x 8 x i32> @llvm.abs.nxv8i32(<vscale x 8 x i32> %sub, i1 true)
+ %trunc = trunc <vscale x 8 x i32> %abs to <vscale x 8 x i16>
+ ret <vscale x 8 x i16> %trunc
+}
+
+define <vscale x 8 x i16> @sabd_h_promoted_ops(<vscale x 8 x i8> %a, <vscale x 8 x i8> %b) {
+; CHECK-LABEL: sabd_h_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e8, m1, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 8 x i8> %a to <vscale x 8 x i16>
+ %b.sext = sext <vscale x 8 x i8> %b to <vscale x 8 x i16>
+ %sub = sub <vscale x 8 x i16> %a.sext, %b.sext
+ %abs = call <vscale x 8 x i16> @llvm.abs.nxv8i16(<vscale x 8 x i16> %sub, i1 true)
+ ret <vscale x 8 x i16> %abs
+}
+
+define <vscale x 4 x i32> @sabd_s(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b) {
+; CHECK-LABEL: sabd_s:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, ma
+; CHECK-NEXT: vwsub.vv v12, v8, v10
+; CHECK-NEXT: vsetvli zero, zero, e64, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v12, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 4 x i32> %a to <vscale x 4 x i64>
+ %b.sext = sext <vscale x 4 x i32> %b to <vscale x 4 x i64>
+ %sub = sub <vscale x 4 x i64> %a.sext, %b.sext
+ %abs = call <vscale x 4 x i64> @llvm.abs.nxv4i64(<vscale x 4 x i64> %sub, i1 true)
+ %trunc = trunc <vscale x 4 x i64> %abs to <vscale x 4 x i32>
+ ret <vscale x 4 x i32> %trunc
+}
+
+define <vscale x 4 x i32> @sabd_s_promoted_ops(<vscale x 4 x i16> %a, <vscale x 4 x i16> %b) {
+; CHECK-LABEL: sabd_s_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e16, m1, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 4 x i16> %a to <vscale x 4 x i32>
+ %b.sext = sext <vscale x 4 x i16> %b to <vscale x 4 x i32>
+ %sub = sub <vscale x 4 x i32> %a.sext, %b.sext
+ %abs = call <vscale x 4 x i32> @llvm.abs.nxv4i32(<vscale x 4 x i32> %sub, i1 true)
+ ret <vscale x 4 x i32> %abs
+}
+
+; FIXME: Crashes legalization if enabled
+;; define <vscale x 2 x i64> @sabd_d(<vscale x 2 x i64> %a, <vscale x 2 x i64> %b) {
+;; %a.sext = sext <vscale x 2 x i64> %a to <vscale x 2 x i128>
+;; %b.sext = sext <vscale x 2 x i64> %b to <vscale x 2 x i128>
+;; %sub = sub <vscale x 2 x i128> %a.sext, %b.sext
+;; %abs = call <vscale x 2 x i128> @llvm.abs.nxv2i128(<vscale x 2 x i128> %sub, i1 true)
+;; %trunc = trunc <vscale x 2 x i128> %abs to <vscale x 2 x i64>
+;; ret <vscale x 2 x i64> %trunc
+;; }
+
+define <vscale x 2 x i64> @sabd_d_promoted_ops(<vscale x 2 x i32> %a, <vscale x 2 x i32> %b) {
+; CHECK-LABEL: sabd_d_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <vscale x 2 x i32> %a to <vscale x 2 x i64>
+ %b.sext = sext <vscale x 2 x i32> %b to <vscale x 2 x i64>
+ %sub = sub <vscale x 2 x i64> %a.sext, %b.sext
+ %abs = call <vscale x 2 x i64> @llvm.abs.nxv2i64(<vscale x 2 x i64> %sub, i1 true)
+ ret <vscale x 2 x i64> %abs
+}
+
+;
+; UABD
+;
+
+define <vscale x 16 x i8> @uabd_b(<vscale x 16 x i8> %a, <vscale x 16 x i8> %b) {
+; CHECK-LABEL: uabd_b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e8, m2, ta, ma
+; CHECK-NEXT: vwsubu.vv v12, v8, v10
+; CHECK-NEXT: vsetvli zero, zero, e16, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v12, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e8, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 16 x i8> %a to <vscale x 16 x i16>
+ %b.zext = zext <vscale x 16 x i8> %b to <vscale x 16 x i16>
+ %sub = sub <vscale x 16 x i16> %a.zext, %b.zext
+ %abs = call <vscale x 16 x i16> @llvm.abs.nxv16i16(<vscale x 16 x i16> %sub, i1 true)
+ %trunc = trunc <vscale x 16 x i16> %abs to <vscale x 16 x i8>
+ ret <vscale x 16 x i8> %trunc
+}
+
+define <vscale x 16 x i8> @uabd_b_promoted_ops(<vscale x 16 x i1> %a, <vscale x 16 x i1> %b) {
+; CHECK-LABEL: uabd_b_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e8, m2, ta, ma
+; CHECK-NEXT: vmv.v.i v10, 0
+; CHECK-NEXT: vmerge.vim v12, v10, 1, v0
+; CHECK-NEXT: vmv1r.v v0, v8
+; CHECK-NEXT: vmerge.vim v8, v10, 1, v0
+; CHECK-NEXT: vsub.vv v8, v12, v8
+; CHECK-NEXT: vrsub.vi v10, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v10
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 16 x i1> %a to <vscale x 16 x i8>
+ %b.zext = zext <vscale x 16 x i1> %b to <vscale x 16 x i8>
+ %sub = sub <vscale x 16 x i8> %a.zext, %b.zext
+ %abs = call <vscale x 16 x i8> @llvm.abs.nxv16i8(<vscale x 16 x i8> %sub, i1 true)
+ ret <vscale x 16 x i8> %abs
+}
+
+define <vscale x 8 x i16> @uabd_h(<vscale x 8 x i16> %a, <vscale x 8 x i16> %b) {
+; CHECK-LABEL: uabd_h:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e16, m2, ta, ma
+; CHECK-NEXT: vwsubu.vv v12, v8, v10
+; CHECK-NEXT: vsetvli zero, zero, e32, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v12, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 8 x i16> %a to <vscale x 8 x i32>
+ %b.zext = zext <vscale x 8 x i16> %b to <vscale x 8 x i32>
+ %sub = sub <vscale x 8 x i32> %a.zext, %b.zext
+ %abs = call <vscale x 8 x i32> @llvm.abs.nxv8i32(<vscale x 8 x i32> %sub, i1 true)
+ %trunc = trunc <vscale x 8 x i32> %abs to <vscale x 8 x i16>
+ ret <vscale x 8 x i16> %trunc
+}
+
+define <vscale x 8 x i16> @uabd_h_promoted_ops(<vscale x 8 x i8> %a, <vscale x 8 x i8> %b) {
+; CHECK-LABEL: uabd_h_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e8, m1, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 8 x i8> %a to <vscale x 8 x i16>
+ %b.zext = zext <vscale x 8 x i8> %b to <vscale x 8 x i16>
+ %sub = sub <vscale x 8 x i16> %a.zext, %b.zext
+ %abs = call <vscale x 8 x i16> @llvm.abs.nxv8i16(<vscale x 8 x i16> %sub, i1 true)
+ ret <vscale x 8 x i16> %abs
+}
+
+define <vscale x 4 x i32> @uabd_s(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b) {
+; CHECK-LABEL: uabd_s:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, ma
+; CHECK-NEXT: vwsubu.vv v12, v8, v10
+; CHECK-NEXT: vsetvli zero, zero, e64, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v12, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 4 x i32> %a to <vscale x 4 x i64>
+ %b.zext = zext <vscale x 4 x i32> %b to <vscale x 4 x i64>
+ %sub = sub <vscale x 4 x i64> %a.zext, %b.zext
+ %abs = call <vscale x 4 x i64> @llvm.abs.nxv4i64(<vscale x 4 x i64> %sub, i1 true)
+ %trunc = trunc <vscale x 4 x i64> %abs to <vscale x 4 x i32>
+ ret <vscale x 4 x i32> %trunc
+}
+
+define <vscale x 4 x i32> @uabd_s_promoted_ops(<vscale x 4 x i16> %a, <vscale x 4 x i16> %b) {
+; CHECK-LABEL: uabd_s_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e16, m1, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 4 x i16> %a to <vscale x 4 x i32>
+ %b.zext = zext <vscale x 4 x i16> %b to <vscale x 4 x i32>
+ %sub = sub <vscale x 4 x i32> %a.zext, %b.zext
+ %abs = call <vscale x 4 x i32> @llvm.abs.nxv4i32(<vscale x 4 x i32> %sub, i1 true)
+ ret <vscale x 4 x i32> %abs
+}
+
+; FIXME: Crashes legalization if enabled
+;; define <vscale x 2 x i64> @uabd_d(<vscale x 2 x i64> %a, <vscale x 2 x i64> %b) {
+;; %a.zext = zext <vscale x 2 x i64> %a to <vscale x 2 x i128>
+;; %b.zext = zext <vscale x 2 x i64> %b to <vscale x 2 x i128>
+;; %sub = sub <vscale x 2 x i128> %a.zext, %b.zext
+;; %abs = call <vscale x 2 x i128> @llvm.abs.nxv2i128(<vscale x 2 x i128> %sub, i1 true)
+;; %trunc = trunc <vscale x 2 x i128> %abs to <vscale x 2 x i64>
+;; ret <vscale x 2 x i64> %trunc
+;; }
+
+define <vscale x 2 x i64> @uabd_d_promoted_ops(<vscale x 2 x i32> %a, <vscale x 2 x i32> %b) {
+; CHECK-LABEL: uabd_d_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e32, m1, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 2 x i32> %a to <vscale x 2 x i64>
+ %b.zext = zext <vscale x 2 x i32> %b to <vscale x 2 x i64>
+ %sub = sub <vscale x 2 x i64> %a.zext, %b.zext
+ %abs = call <vscale x 2 x i64> @llvm.abs.nxv2i64(<vscale x 2 x i64> %sub, i1 true)
+ ret <vscale x 2 x i64> %abs
+}
+
+; Test the situation where isLegal(ISD::ABD, typeof(%a)) returns true but %a and
+; %b have differing types.
+define <vscale x 4 x i32> @uabd_non_matching_extension(<vscale x 4 x i32> %a, <vscale x 4 x i8> %b) {
+; CHECK-LABEL: uabd_non_matching_extension:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, ma
+; CHECK-NEXT: vzext.vf4 v12, v10
+; CHECK-NEXT: vwsubu.vv v16, v8, v12
+; CHECK-NEXT: vsetvli zero, zero, e64, m4, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v16, 0
+; CHECK-NEXT: vmax.vv v12, v16, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v12, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 4 x i32> %a to <vscale x 4 x i64>
+ %b.zext = zext <vscale x 4 x i8> %b to <vscale x 4 x i64>
+ %sub = sub <vscale x 4 x i64> %a.zext, %b.zext
+ %abs = call <vscale x 4 x i64> @llvm.abs.nxv4i64(<vscale x 4 x i64> %sub, i1 true)
+ %trunc = trunc <vscale x 4 x i64> %abs to <vscale x 4 x i32>
+ ret <vscale x 4 x i32> %trunc
+}
+
+; Test the situation where isLegal(ISD::ABD, typeof(%a.zext)) returns true but
+; %a and %b have differing types.
+define <vscale x 4 x i32> @uabd_non_matching_promoted_ops(<vscale x 4 x i8> %a, <vscale x 4 x i16> %b) {
+; CHECK-LABEL: uabd_non_matching_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e16, m1, ta, ma
+; CHECK-NEXT: vzext.vf2 v10, v8
+; CHECK-NEXT: vwsubu.vv v12, v10, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v8, v12, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 4 x i8> %a to <vscale x 4 x i32>
+ %b.zext = zext <vscale x 4 x i16> %b to <vscale x 4 x i32>
+ %sub = sub <vscale x 4 x i32> %a.zext, %b.zext
+ %abs = call <vscale x 4 x i32> @llvm.abs.nxv4i32(<vscale x 4 x i32> %sub, i1 true)
+ ret <vscale x 4 x i32> %abs
+}
+
+; Test the situation where isLegal(ISD::ABD, typeof(%a)) returns true but %a and
+; %b are promoted differently.
+define <vscale x 4 x i32> @uabd_non_matching_promotion(<vscale x 4 x i8> %a, <vscale x 4 x i8> %b) {
+; CHECK-LABEL: uabd_non_matching_promotion:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetvli a0, zero, e32, m2, ta, ma
+; CHECK-NEXT: vzext.vf4 v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vsext.vf2 v8, v9
+; CHECK-NEXT: vwsub.wv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <vscale x 4 x i8> %a to <vscale x 4 x i32>
+ %b.zext = sext <vscale x 4 x i8> %b to <vscale x 4 x i32>
+ %sub = sub <vscale x 4 x i32> %a.zext, %b.zext
+ %abs = call <vscale x 4 x i32> @llvm.abs.nxv4i32(<vscale x 4 x i32> %sub, i1 true)
+ ret <vscale x 4 x i32> %abs
+}
+
+declare <vscale x 16 x i8> @llvm.abs.nxv16i8(<vscale x 16 x i8>, i1)
+
+declare <vscale x 8 x i16> @llvm.abs.nxv8i16(<vscale x 8 x i16>, i1)
+declare <vscale x 16 x i16> @llvm.abs.nxv16i16(<vscale x 16 x i16>, i1)
+
+declare <vscale x 4 x i32> @llvm.abs.nxv4i32(<vscale x 4 x i32>, i1)
+declare <vscale x 8 x i32> @llvm.abs.nxv8i32(<vscale x 8 x i32>, i1)
+
+declare <vscale x 2 x i64> @llvm.abs.nxv2i64(<vscale x 2 x i64>, i1)
+declare <vscale x 4 x i64> @llvm.abs.nxv4i64(<vscale x 4 x i64>, i1)
+
+declare <vscale x 2 x i128> @llvm.abs.nxv2i128(<vscale x 2 x i128>, i1)
+;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
+; RV32: {{.*}}
+; RV64: {{.*}}
diff --git a/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-abd.ll b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-abd.ll
new file mode 100644
index 0000000..79c0857
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/rvv/fixed-vectors-abd.ll
@@ -0,0 +1,948 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv32 -mattr=+v,+d -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,RV32
+; RUN: llc -mtriple=riscv64 -mattr=+v,+d -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,RV64
+;
+; SABD
+;
+
+define <8 x i8> @sabd_8b_as_16b(<8 x i8> %a, <8 x i8> %b) {
+;
+; CHECK-LABEL: sabd_8b_as_16b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v8, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <8 x i8> %a to <8 x i16>
+ %b.sext = sext <8 x i8> %b to <8 x i16>
+ %sub = sub <8 x i16> %a.sext, %b.sext
+ %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %sub, i1 true)
+ %trunc = trunc <8 x i16> %abs to <8 x i8>
+ ret <8 x i8> %trunc
+}
+
+define <8 x i8> @sabd_8b_as_32b(<8 x i8> %a, <8 x i8> %b) {
+;
+; CHECK-LABEL: sabd_8b_as_32b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vsext.vf2 v10, v8
+; CHECK-NEXT: vsext.vf2 v8, v9
+; CHECK-NEXT: vwsub.vv v12, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v12, 0
+; CHECK-NEXT: vmax.vv v8, v12, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v10, v8, 0
+; CHECK-NEXT: vsetvli zero, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <8 x i8> %a to <8 x i32>
+ %b.sext = sext <8 x i8> %b to <8 x i32>
+ %sub = sub <8 x i32> %a.sext, %b.sext
+ %abs = call <8 x i32> @llvm.abs.v8i32(<8 x i32> %sub, i1 true)
+ %trunc = trunc <8 x i32> %abs to <8 x i8>
+ ret <8 x i8> %trunc
+}
+
+define <16 x i8> @sabd_16b(<16 x i8> %a, <16 x i8> %b) {
+;
+; CHECK-LABEL: sabd_16b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e8, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <16 x i8> %a to <16 x i16>
+ %b.sext = sext <16 x i8> %b to <16 x i16>
+ %sub = sub <16 x i16> %a.sext, %b.sext
+ %abs = call <16 x i16> @llvm.abs.v16i16(<16 x i16> %sub, i1 true)
+ %trunc = trunc <16 x i16> %abs to <16 x i8>
+ ret <16 x i8> %trunc
+}
+
+define <4 x i16> @sabd_4h(<4 x i16> %a, <4 x i16> %b) {
+;
+; CHECK-LABEL: sabd_4h:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v8, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <4 x i16> %a to <4 x i32>
+ %b.sext = sext <4 x i16> %b to <4 x i32>
+ %sub = sub <4 x i32> %a.sext, %b.sext
+ %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %sub, i1 true)
+ %trunc = trunc <4 x i32> %abs to <4 x i16>
+ ret <4 x i16> %trunc
+}
+
+define <4 x i16> @sabd_4h_promoted_ops(<4 x i8> %a, <4 x i8> %b) {
+;
+; CHECK-LABEL: sabd_4h_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e8, mf4, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, mf2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <4 x i8> %a to <4 x i16>
+ %b.sext = sext <4 x i8> %b to <4 x i16>
+ %sub = sub <4 x i16> %a.sext, %b.sext
+ %abs = call <4 x i16> @llvm.abs.v4i16(<4 x i16> %sub, i1 true)
+ ret <4 x i16> %abs
+}
+
+define <8 x i16> @sabd_8h(<8 x i16> %a, <8 x i16> %b) {
+;
+; CHECK-LABEL: sabd_8h:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <8 x i16> %a to <8 x i32>
+ %b.sext = sext <8 x i16> %b to <8 x i32>
+ %sub = sub <8 x i32> %a.sext, %b.sext
+ %abs = call <8 x i32> @llvm.abs.v8i32(<8 x i32> %sub, i1 true)
+ %trunc = trunc <8 x i32> %abs to <8 x i16>
+ ret <8 x i16> %trunc
+}
+
+define <8 x i16> @sabd_8h_promoted_ops(<8 x i8> %a, <8 x i8> %b) {
+;
+; CHECK-LABEL: sabd_8h_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <8 x i8> %a to <8 x i16>
+ %b.sext = sext <8 x i8> %b to <8 x i16>
+ %sub = sub <8 x i16> %a.sext, %b.sext
+ %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %sub, i1 true)
+ ret <8 x i16> %abs
+}
+
+define <2 x i32> @sabd_2s(<2 x i32> %a, <2 x i32> %b) {
+;
+; CHECK-LABEL: sabd_2s:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v8, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <2 x i32> %a to <2 x i64>
+ %b.sext = sext <2 x i32> %b to <2 x i64>
+ %sub = sub <2 x i64> %a.sext, %b.sext
+ %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %sub, i1 true)
+ %trunc = trunc <2 x i64> %abs to <2 x i32>
+ ret <2 x i32> %trunc
+}
+
+define <2 x i32> @sabd_2s_promoted_ops(<2 x i16> %a, <2 x i16> %b) {
+;
+; CHECK-LABEL: sabd_2s_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e16, mf4, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, mf2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <2 x i16> %a to <2 x i32>
+ %b.sext = sext <2 x i16> %b to <2 x i32>
+ %sub = sub <2 x i32> %a.sext, %b.sext
+ %abs = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %sub, i1 true)
+ ret <2 x i32> %abs
+}
+
+define <4 x i32> @sabd_4s(<4 x i32> %a, <4 x i32> %b) {
+;
+; CHECK-LABEL: sabd_4s:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.sext = sext <4 x i32> %a to <4 x i64>
+ %b.sext = sext <4 x i32> %b to <4 x i64>
+ %sub = sub <4 x i64> %a.sext, %b.sext
+ %abs = call <4 x i64> @llvm.abs.v4i64(<4 x i64> %sub, i1 true)
+ %trunc = trunc <4 x i64> %abs to <4 x i32>
+ ret <4 x i32> %trunc
+}
+
+define <4 x i32> @sabd_4s_promoted_ops(<4 x i16> %a, <4 x i16> %b) {
+;
+; CHECK-LABEL: sabd_4s_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <4 x i16> %a to <4 x i32>
+ %b.sext = sext <4 x i16> %b to <4 x i32>
+ %sub = sub <4 x i32> %a.sext, %b.sext
+ %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %sub, i1 true)
+ ret <4 x i32> %abs
+}
+
+define <2 x i64> @sabd_2d(<2 x i64> %a, <2 x i64> %b) {
+; RV32-LABEL: sabd_2d:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 1, e64, m1, ta, ma
+; RV32-NEXT: vslidedown.vi v10, v8, 1
+; RV32-NEXT: li a1, 32
+; RV32-NEXT: vsrl.vx v11, v10, a1
+; RV32-NEXT: vmv.x.s a3, v11
+; RV32-NEXT: vsrl.vx v11, v8, a1
+; RV32-NEXT: vmv.x.s a5, v11
+; RV32-NEXT: srai t1, a5, 31
+; RV32-NEXT: vmv.x.s a4, v10
+; RV32-NEXT: vmv.x.s a0, v8
+; RV32-NEXT: vslidedown.vi v8, v9, 1
+; RV32-NEXT: vsrl.vx v10, v8, a1
+; RV32-NEXT: vmv.x.s a6, v10
+; RV32-NEXT: vsrl.vx v10, v9, a1
+; RV32-NEXT: vmv.x.s a7, v10
+; RV32-NEXT: srai t4, a7, 31
+; RV32-NEXT: vmv.x.s a1, v9
+; RV32-NEXT: sltu a2, a0, a1
+; RV32-NEXT: vmv.x.s t0, v8
+; RV32-NEXT: mv t5, a2
+; RV32-NEXT: beq a5, a7, .LBB11_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: sltu t5, a5, a7
+; RV32-NEXT: .LBB11_2:
+; RV32-NEXT: srai t2, a3, 31
+; RV32-NEXT: srai t3, a6, 31
+; RV32-NEXT: sub t6, t1, t4
+; RV32-NEXT: sltu t5, t6, t5
+; RV32-NEXT: sltu t1, t1, t4
+; RV32-NEXT: sltu t4, a4, t0
+; RV32-NEXT: sub t1, t6, t1
+; RV32-NEXT: mv t6, t4
+; RV32-NEXT: beq a3, a6, .LBB11_4
+; RV32-NEXT: # %bb.3:
+; RV32-NEXT: sltu t6, a3, a6
+; RV32-NEXT: .LBB11_4:
+; RV32-NEXT: sub t1, t1, t5
+; RV32-NEXT: sub t5, t2, t3
+; RV32-NEXT: sltu t6, t5, t6
+; RV32-NEXT: sltu t2, t2, t3
+; RV32-NEXT: sub t2, t5, t2
+; RV32-NEXT: sub t2, t2, t6
+; RV32-NEXT: sub a5, a5, a7
+; RV32-NEXT: sub a3, a3, a6
+; RV32-NEXT: sub a3, a3, t4
+; RV32-NEXT: sub a4, a4, t0
+; RV32-NEXT: bgez t2, .LBB11_6
+; RV32-NEXT: # %bb.5:
+; RV32-NEXT: snez a6, a4
+; RV32-NEXT: neg a6, a6
+; RV32-NEXT: sub a3, a6, a3
+; RV32-NEXT: neg a4, a4
+; RV32-NEXT: .LBB11_6:
+; RV32-NEXT: sub a5, a5, a2
+; RV32-NEXT: sub a0, a0, a1
+; RV32-NEXT: bgez t1, .LBB11_8
+; RV32-NEXT: # %bb.7:
+; RV32-NEXT: snez a1, a0
+; RV32-NEXT: neg a1, a1
+; RV32-NEXT: sub a5, a1, a5
+; RV32-NEXT: neg a0, a0
+; RV32-NEXT: .LBB11_8:
+; RV32-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; RV32-NEXT: vmv.v.x v8, a0
+; RV32-NEXT: vslide1down.vx v8, v8, a5
+; RV32-NEXT: vmv.v.x v9, a4
+; RV32-NEXT: vslide1down.vx v9, v9, a3
+; RV32-NEXT: vsetvli zero, zero, e64, m1, ta, ma
+; RV32-NEXT: vslideup.vi v8, v9, 1
+; RV32-NEXT: ret
+;
+; RV64-LABEL: sabd_2d:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 1, e64, m1, ta, ma
+; RV64-NEXT: vslidedown.vi v10, v8, 1
+; RV64-NEXT: vmv.x.s a1, v10
+; RV64-NEXT: srai a4, a1, 63
+; RV64-NEXT: vmv.x.s a0, v8
+; RV64-NEXT: srai a3, a0, 63
+; RV64-NEXT: vslidedown.vi v8, v9, 1
+; RV64-NEXT: vmv.x.s a5, v8
+; RV64-NEXT: srai a6, a5, 63
+; RV64-NEXT: vmv.x.s a2, v9
+; RV64-NEXT: srai a7, a2, 63
+; RV64-NEXT: sltu t0, a0, a2
+; RV64-NEXT: sub a3, a3, a7
+; RV64-NEXT: sub a3, a3, t0
+; RV64-NEXT: sltu a7, a1, a5
+; RV64-NEXT: sub a4, a4, a6
+; RV64-NEXT: sub a4, a4, a7
+; RV64-NEXT: sub a1, a1, a5
+; RV64-NEXT: bgez a4, .LBB11_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: neg a1, a1
+; RV64-NEXT: .LBB11_2:
+; RV64-NEXT: sub a0, a0, a2
+; RV64-NEXT: bgez a3, .LBB11_4
+; RV64-NEXT: # %bb.3:
+; RV64-NEXT: neg a0, a0
+; RV64-NEXT: .LBB11_4:
+; RV64-NEXT: vmv.s.x v8, a0
+; RV64-NEXT: vmv.s.x v9, a1
+; RV64-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV64-NEXT: vslideup.vi v8, v9, 1
+; RV64-NEXT: ret
+ %a.sext = sext <2 x i64> %a to <2 x i128>
+ %b.sext = sext <2 x i64> %b to <2 x i128>
+ %sub = sub <2 x i128> %a.sext, %b.sext
+ %abs = call <2 x i128> @llvm.abs.v2i128(<2 x i128> %sub, i1 true)
+ %trunc = trunc <2 x i128> %abs to <2 x i64>
+ ret <2 x i64> %trunc
+}
+
+define <2 x i64> @sabd_2d_promoted_ops(<2 x i32> %a, <2 x i32> %b) {
+;
+; CHECK-LABEL: sabd_2d_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; CHECK-NEXT: vwsub.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.sext = sext <2 x i32> %a to <2 x i64>
+ %b.sext = sext <2 x i32> %b to <2 x i64>
+ %sub = sub <2 x i64> %a.sext, %b.sext
+ %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %sub, i1 true)
+ ret <2 x i64> %abs
+}
+
+;
+; UABD
+;
+
+define <8 x i8> @uabd_8b(<8 x i8> %a, <8 x i8> %b) {
+;
+; CHECK-LABEL: uabd_8b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e8, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v8, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <8 x i8> %a to <8 x i16>
+ %b.zext = zext <8 x i8> %b to <8 x i16>
+ %sub = sub <8 x i16> %a.zext, %b.zext
+ %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %sub, i1 true)
+ %trunc = trunc <8 x i16> %abs to <8 x i8>
+ ret <8 x i8> %trunc
+}
+
+define <16 x i8> @uabd_16b(<16 x i8> %a, <16 x i8> %b) {
+;
+; CHECK-LABEL: uabd_16b:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e8, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <16 x i8> %a to <16 x i16>
+ %b.zext = zext <16 x i8> %b to <16 x i16>
+ %sub = sub <16 x i16> %a.zext, %b.zext
+ %abs = call <16 x i16> @llvm.abs.v16i16(<16 x i16> %sub, i1 true)
+ %trunc = trunc <16 x i16> %abs to <16 x i8>
+ ret <16 x i8> %trunc
+}
+
+define <4 x i16> @uabd_4h(<4 x i16> %a, <4 x i16> %b) {
+;
+; CHECK-LABEL: uabd_4h:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v8, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <4 x i16> %a to <4 x i32>
+ %b.zext = zext <4 x i16> %b to <4 x i32>
+ %sub = sub <4 x i32> %a.zext, %b.zext
+ %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %sub, i1 true)
+ %trunc = trunc <4 x i32> %abs to <4 x i16>
+ ret <4 x i16> %trunc
+}
+
+define <4 x i16> @uabd_4h_promoted_ops(<4 x i8> %a, <4 x i8> %b) {
+;
+; CHECK-LABEL: uabd_4h_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e8, mf4, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, mf2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <4 x i8> %a to <4 x i16>
+ %b.zext = zext <4 x i8> %b to <4 x i16>
+ %sub = sub <4 x i16> %a.zext, %b.zext
+ %abs = call <4 x i16> @llvm.abs.v4i16(<4 x i16> %sub, i1 true)
+ ret <4 x i16> %abs
+}
+
+define <8 x i16> @uabd_8h(<8 x i16> %a, <8 x i16> %b) {
+;
+; CHECK-LABEL: uabd_8h:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <8 x i16> %a to <8 x i32>
+ %b.zext = zext <8 x i16> %b to <8 x i32>
+ %sub = sub <8 x i32> %a.zext, %b.zext
+ %abs = call <8 x i32> @llvm.abs.v8i32(<8 x i32> %sub, i1 true)
+ %trunc = trunc <8 x i32> %abs to <8 x i16>
+ ret <8 x i16> %trunc
+}
+
+define <8 x i16> @uabd_8h_promoted_ops(<8 x i8> %a, <8 x i8> %b) {
+;
+; CHECK-LABEL: uabd_8h_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e8, mf2, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e16, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <8 x i8> %a to <8 x i16>
+ %b.zext = zext <8 x i8> %b to <8 x i16>
+ %sub = sub <8 x i16> %a.zext, %b.zext
+ %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %sub, i1 true)
+ ret <8 x i16> %abs
+}
+
+define <2 x i32> @uabd_2s(<2 x i32> %a, <2 x i32> %b) {
+;
+; CHECK-LABEL: uabd_2s:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, mf2, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v8, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <2 x i32> %a to <2 x i64>
+ %b.zext = zext <2 x i32> %b to <2 x i64>
+ %sub = sub <2 x i64> %a.zext, %b.zext
+ %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %sub, i1 true)
+ %trunc = trunc <2 x i64> %abs to <2 x i32>
+ ret <2 x i32> %trunc
+}
+
+define <2 x i32> @uabd_2s_promoted_ops(<2 x i16> %a, <2 x i16> %b) {
+;
+; CHECK-LABEL: uabd_2s_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e16, mf4, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, mf2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <2 x i16> %a to <2 x i32>
+ %b.zext = zext <2 x i16> %b to <2 x i32>
+ %sub = sub <2 x i32> %a.zext, %b.zext
+ %abs = call <2 x i32> @llvm.abs.v2i32(<2 x i32> %sub, i1 true)
+ ret <2 x i32> %abs
+}
+
+define <4 x i32> @uabd_4s(<4 x i32> %a, <4 x i32> %b) {
+;
+; CHECK-LABEL: uabd_4s:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m2, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v10, v10, v8
+; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
+; CHECK-NEXT: vnsrl.wi v8, v10, 0
+; CHECK-NEXT: ret
+ %a.zext = zext <4 x i32> %a to <4 x i64>
+ %b.zext = zext <4 x i32> %b to <4 x i64>
+ %sub = sub <4 x i64> %a.zext, %b.zext
+ %abs = call <4 x i64> @llvm.abs.v4i64(<4 x i64> %sub, i1 true)
+ %trunc = trunc <4 x i64> %abs to <4 x i32>
+ ret <4 x i32> %trunc
+}
+
+define <4 x i32> @uabd_4s_promoted_ops(<4 x i16> %a, <4 x i16> %b) {
+;
+; CHECK-LABEL: uabd_4s_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e16, mf2, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e32, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <4 x i16> %a to <4 x i32>
+ %b.zext = zext <4 x i16> %b to <4 x i32>
+ %sub = sub <4 x i32> %a.zext, %b.zext
+ %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %sub, i1 true)
+ ret <4 x i32> %abs
+}
+
+define <2 x i64> @uabd_2d(<2 x i64> %a, <2 x i64> %b) {
+; RV32-LABEL: uabd_2d:
+; RV32: # %bb.0:
+; RV32-NEXT: vsetivli zero, 1, e64, m1, ta, ma
+; RV32-NEXT: vslidedown.vi v10, v8, 1
+; RV32-NEXT: li a4, 32
+; RV32-NEXT: vsrl.vx v11, v10, a4
+; RV32-NEXT: vmv.x.s a0, v11
+; RV32-NEXT: vsrl.vx v11, v8, a4
+; RV32-NEXT: vmv.x.s a3, v11
+; RV32-NEXT: vmv.x.s a1, v10
+; RV32-NEXT: vmv.x.s a2, v8
+; RV32-NEXT: vslidedown.vi v8, v9, 1
+; RV32-NEXT: vsrl.vx v10, v8, a4
+; RV32-NEXT: vmv.x.s a7, v10
+; RV32-NEXT: vsrl.vx v10, v9, a4
+; RV32-NEXT: vmv.x.s a6, v10
+; RV32-NEXT: vmv.x.s a4, v9
+; RV32-NEXT: sltu a5, a2, a4
+; RV32-NEXT: vmv.x.s t0, v8
+; RV32-NEXT: mv t2, a5
+; RV32-NEXT: beq a3, a6, .LBB23_2
+; RV32-NEXT: # %bb.1:
+; RV32-NEXT: sltu t2, a3, a6
+; RV32-NEXT: .LBB23_2:
+; RV32-NEXT: sltu t3, a1, t0
+; RV32-NEXT: mv t4, t3
+; RV32-NEXT: beq a0, a7, .LBB23_4
+; RV32-NEXT: # %bb.3:
+; RV32-NEXT: sltu t4, a0, a7
+; RV32-NEXT: .LBB23_4:
+; RV32-NEXT: sub t1, a3, a6
+; RV32-NEXT: neg a3, t2
+; RV32-NEXT: neg a6, t4
+; RV32-NEXT: sub a0, a0, a7
+; RV32-NEXT: sub a0, a0, t3
+; RV32-NEXT: sub a1, a1, t0
+; RV32-NEXT: bgez a6, .LBB23_6
+; RV32-NEXT: # %bb.5:
+; RV32-NEXT: snez a7, a1
+; RV32-NEXT: neg a7, a7
+; RV32-NEXT: sub a0, a7, a0
+; RV32-NEXT: .LBB23_6:
+; RV32-NEXT: sub a5, t1, a5
+; RV32-NEXT: sub a2, a2, a4
+; RV32-NEXT: bltz a3, .LBB23_11
+; RV32-NEXT: # %bb.7:
+; RV32-NEXT: bltz a6, .LBB23_12
+; RV32-NEXT: .LBB23_8:
+; RV32-NEXT: bgez a3, .LBB23_10
+; RV32-NEXT: .LBB23_9:
+; RV32-NEXT: neg a2, a2
+; RV32-NEXT: .LBB23_10:
+; RV32-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; RV32-NEXT: vmv.v.x v8, a2
+; RV32-NEXT: vslide1down.vx v8, v8, a5
+; RV32-NEXT: vmv.v.x v9, a1
+; RV32-NEXT: vslide1down.vx v9, v9, a0
+; RV32-NEXT: vsetvli zero, zero, e64, m1, ta, ma
+; RV32-NEXT: vslideup.vi v8, v9, 1
+; RV32-NEXT: ret
+; RV32-NEXT: .LBB23_11:
+; RV32-NEXT: snez a4, a2
+; RV32-NEXT: neg a4, a4
+; RV32-NEXT: sub a5, a4, a5
+; RV32-NEXT: bgez a6, .LBB23_8
+; RV32-NEXT: .LBB23_12:
+; RV32-NEXT: neg a1, a1
+; RV32-NEXT: bltz a3, .LBB23_9
+; RV32-NEXT: j .LBB23_10
+;
+; RV64-LABEL: uabd_2d:
+; RV64: # %bb.0:
+; RV64-NEXT: vsetivli zero, 1, e64, m1, ta, ma
+; RV64-NEXT: vslidedown.vi v10, v8, 1
+; RV64-NEXT: vmv.x.s a0, v10
+; RV64-NEXT: vmv.x.s a1, v8
+; RV64-NEXT: vslidedown.vi v8, v9, 1
+; RV64-NEXT: vmv.x.s a4, v8
+; RV64-NEXT: vmv.x.s a2, v9
+; RV64-NEXT: sltu a3, a1, a2
+; RV64-NEXT: neg a3, a3
+; RV64-NEXT: sltu a5, a0, a4
+; RV64-NEXT: neg a5, a5
+; RV64-NEXT: sub a0, a0, a4
+; RV64-NEXT: bgez a5, .LBB23_2
+; RV64-NEXT: # %bb.1:
+; RV64-NEXT: neg a0, a0
+; RV64-NEXT: .LBB23_2:
+; RV64-NEXT: sub a1, a1, a2
+; RV64-NEXT: bgez a3, .LBB23_4
+; RV64-NEXT: # %bb.3:
+; RV64-NEXT: neg a1, a1
+; RV64-NEXT: .LBB23_4:
+; RV64-NEXT: vmv.s.x v8, a1
+; RV64-NEXT: vmv.s.x v9, a0
+; RV64-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; RV64-NEXT: vslideup.vi v8, v9, 1
+; RV64-NEXT: ret
+ %a.zext = zext <2 x i64> %a to <2 x i128>
+ %b.zext = zext <2 x i64> %b to <2 x i128>
+ %sub = sub <2 x i128> %a.zext, %b.zext
+ %abs = call <2 x i128> @llvm.abs.v2i128(<2 x i128> %sub, i1 true)
+ %trunc = trunc <2 x i128> %abs to <2 x i64>
+ ret <2 x i64> %trunc
+}
+
+define <2 x i64> @uabd_2d_promoted_ops(<2 x i32> %a, <2 x i32> %b) {
+;
+; CHECK-LABEL: uabd_2d_promoted_ops:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e32, mf2, ta, ma
+; CHECK-NEXT: vwsubu.vv v10, v8, v9
+; CHECK-NEXT: vsetvli zero, zero, e64, m1, ta, ma
+; CHECK-NEXT: vrsub.vi v8, v10, 0
+; CHECK-NEXT: vmax.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a.zext = zext <2 x i32> %a to <2 x i64>
+ %b.zext = zext <2 x i32> %b to <2 x i64>
+ %sub = sub <2 x i64> %a.zext, %b.zext
+ %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %sub, i1 true)
+ ret <2 x i64> %abs
+}
+
+define <16 x i8> @uabd_v16i8_nuw(<16 x i8> %a, <16 x i8> %b) {
+;
+; CHECK-LABEL: uabd_v16i8_nuw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nuw <16 x i8> %a, %b
+ %abs = call <16 x i8> @llvm.abs.v16i8(<16 x i8> %sub, i1 true)
+ ret <16 x i8> %abs
+}
+
+define <8 x i16> @uabd_v8i16_nuw(<8 x i16> %a, <8 x i16> %b) {
+;
+; CHECK-LABEL: uabd_v8i16_nuw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nuw <8 x i16> %a, %b
+ %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %sub, i1 true)
+ ret <8 x i16> %abs
+}
+
+define <4 x i32> @uabd_v4i32_nuw(<4 x i32> %a, <4 x i32> %b) {
+;
+; CHECK-LABEL: uabd_v4i32_nuw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nuw <4 x i32> %a, %b
+ %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %sub, i1 true)
+ ret <4 x i32> %abs
+}
+
+define <2 x i64> @uabd_v2i64_nuw(<2 x i64> %a, <2 x i64> %b) {
+;
+; CHECK-LABEL: uabd_v2i64_nuw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nuw <2 x i64> %a, %b
+ %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %sub, i1 true)
+ ret <2 x i64> %abs
+}
+
+define <16 x i8> @sabd_v16i8_nsw(<16 x i8> %a, <16 x i8> %b) {
+;
+; CHECK-LABEL: sabd_v16i8_nsw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nsw <16 x i8> %a, %b
+ %abs = call <16 x i8> @llvm.abs.v16i8(<16 x i8> %sub, i1 true)
+ ret <16 x i8> %abs
+}
+
+define <8 x i16> @sabd_v8i16_nsw(<8 x i16> %a, <8 x i16> %b) {
+;
+; CHECK-LABEL: sabd_v8i16_nsw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nsw <8 x i16> %a, %b
+ %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %sub, i1 true)
+ ret <8 x i16> %abs
+}
+
+define <4 x i32> @sabd_v4i32_nsw(<4 x i32> %a, <4 x i32> %b) {
+;
+; CHECK-LABEL: sabd_v4i32_nsw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nsw <4 x i32> %a, %b
+ %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %sub, i1 true)
+ ret <4 x i32> %abs
+}
+
+define <2 x i64> @sabd_v2i64_nsw(<2 x i64> %a, <2 x i64> %b) {
+;
+; CHECK-LABEL: sabd_v2i64_nsw:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; CHECK-NEXT: vsub.vv v8, v8, v9
+; CHECK-NEXT: vrsub.vi v9, v8, 0
+; CHECK-NEXT: vmax.vv v8, v8, v9
+; CHECK-NEXT: ret
+ %sub = sub nsw <2 x i64> %a, %b
+ %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %sub, i1 true)
+ ret <2 x i64> %abs
+}
+
+define <16 x i8> @smaxmin_v16i8(<16 x i8> %0, <16 x i8> %1) {
+;
+; CHECK-LABEL: smaxmin_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vmax.vv v10, v8, v9
+; CHECK-NEXT: vmin.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <16 x i8> @llvm.smax.v16i8(<16 x i8> %0, <16 x i8> %1)
+ %b = tail call <16 x i8> @llvm.smin.v16i8(<16 x i8> %0, <16 x i8> %1)
+ %sub = sub <16 x i8> %a, %b
+ ret <16 x i8> %sub
+}
+
+define <8 x i16> @smaxmin_v8i16(<8 x i16> %0, <8 x i16> %1) {
+;
+; CHECK-LABEL: smaxmin_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vmax.vv v10, v8, v9
+; CHECK-NEXT: vmin.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <8 x i16> @llvm.smax.v8i16(<8 x i16> %0, <8 x i16> %1)
+ %b = tail call <8 x i16> @llvm.smin.v8i16(<8 x i16> %0, <8 x i16> %1)
+ %sub = sub <8 x i16> %a, %b
+ ret <8 x i16> %sub
+}
+
+define <4 x i32> @smaxmin_v4i32(<4 x i32> %0, <4 x i32> %1) {
+;
+; CHECK-LABEL: smaxmin_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma
+; CHECK-NEXT: vmax.vv v10, v8, v9
+; CHECK-NEXT: vmin.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <4 x i32> @llvm.smax.v4i32(<4 x i32> %0, <4 x i32> %1)
+ %b = tail call <4 x i32> @llvm.smin.v4i32(<4 x i32> %0, <4 x i32> %1)
+ %sub = sub <4 x i32> %a, %b
+ ret <4 x i32> %sub
+}
+
+define <2 x i64> @smaxmin_v2i64(<2 x i64> %0, <2 x i64> %1) {
+;
+; CHECK-LABEL: smaxmin_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; CHECK-NEXT: vmax.vv v10, v8, v9
+; CHECK-NEXT: vmin.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <2 x i64> @llvm.smax.v2i64(<2 x i64> %0, <2 x i64> %1)
+ %b = tail call <2 x i64> @llvm.smin.v2i64(<2 x i64> %0, <2 x i64> %1)
+ %sub = sub <2 x i64> %a, %b
+ ret <2 x i64> %sub
+}
+
+define <16 x i8> @umaxmin_v16i8(<16 x i8> %0, <16 x i8> %1) {
+;
+; CHECK-LABEL: umaxmin_v16i8:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vmaxu.vv v10, v8, v9
+; CHECK-NEXT: vminu.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <16 x i8> @llvm.umax.v16i8(<16 x i8> %0, <16 x i8> %1)
+ %b = tail call <16 x i8> @llvm.umin.v16i8(<16 x i8> %0, <16 x i8> %1)
+ %sub = sub <16 x i8> %a, %b
+ ret <16 x i8> %sub
+}
+
+define <8 x i16> @umaxmin_v8i16(<8 x i16> %0, <8 x i16> %1) {
+;
+; CHECK-LABEL: umaxmin_v8i16:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 8, e16, m1, ta, ma
+; CHECK-NEXT: vmaxu.vv v10, v8, v9
+; CHECK-NEXT: vminu.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <8 x i16> @llvm.umax.v8i16(<8 x i16> %0, <8 x i16> %1)
+ %b = tail call <8 x i16> @llvm.umin.v8i16(<8 x i16> %0, <8 x i16> %1)
+ %sub = sub <8 x i16> %a, %b
+ ret <8 x i16> %sub
+}
+
+define <4 x i32> @umaxmin_v4i32(<4 x i32> %0, <4 x i32> %1) {
+;
+; CHECK-LABEL: umaxmin_v4i32:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 4, e32, m1, ta, ma
+; CHECK-NEXT: vmaxu.vv v10, v8, v9
+; CHECK-NEXT: vminu.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <4 x i32> @llvm.umax.v4i32(<4 x i32> %0, <4 x i32> %1)
+ %b = tail call <4 x i32> @llvm.umin.v4i32(<4 x i32> %0, <4 x i32> %1)
+ %sub = sub <4 x i32> %a, %b
+ ret <4 x i32> %sub
+}
+
+define <2 x i64> @umaxmin_v2i64(<2 x i64> %0, <2 x i64> %1) {
+;
+; CHECK-LABEL: umaxmin_v2i64:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 2, e64, m1, ta, ma
+; CHECK-NEXT: vmaxu.vv v10, v8, v9
+; CHECK-NEXT: vminu.vv v8, v8, v9
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <2 x i64> @llvm.umax.v2i64(<2 x i64> %0, <2 x i64> %1)
+ %b = tail call <2 x i64> @llvm.umin.v2i64(<2 x i64> %0, <2 x i64> %1)
+ %sub = sub <2 x i64> %a, %b
+ ret <2 x i64> %sub
+}
+
+define <16 x i8> @umaxmin_v16i8_com1(<16 x i8> %0, <16 x i8> %1) {
+;
+; CHECK-LABEL: umaxmin_v16i8_com1:
+; CHECK: # %bb.0:
+; CHECK-NEXT: vsetivli zero, 16, e8, m1, ta, ma
+; CHECK-NEXT: vmaxu.vv v10, v8, v9
+; CHECK-NEXT: vminu.vv v8, v9, v8
+; CHECK-NEXT: vsub.vv v8, v10, v8
+; CHECK-NEXT: ret
+ %a = tail call <16 x i8> @llvm.umax.v16i8(<16 x i8> %0, <16 x i8> %1)
+ %b = tail call <16 x i8> @llvm.umin.v16i8(<16 x i8> %1, <16 x i8> %0)
+ %sub = sub <16 x i8> %a, %b
+ ret <16 x i8> %sub
+}
+
+declare <8 x i8> @llvm.abs.v8i8(<8 x i8>, i1)
+declare <16 x i8> @llvm.abs.v16i8(<16 x i8>, i1)
+
+declare <4 x i16> @llvm.abs.v4i16(<4 x i16>, i1)
+declare <8 x i16> @llvm.abs.v8i16(<8 x i16>, i1)
+declare <16 x i16> @llvm.abs.v16i16(<16 x i16>, i1)
+
+declare <2 x i32> @llvm.abs.v2i32(<2 x i32>, i1)
+declare <4 x i32> @llvm.abs.v4i32(<4 x i32>, i1)
+declare <8 x i32> @llvm.abs.v8i32(<8 x i32>, i1)
+
+declare <2 x i64> @llvm.abs.v2i64(<2 x i64>, i1)
+declare <4 x i64> @llvm.abs.v4i64(<4 x i64>, i1)
+
+declare <2 x i128> @llvm.abs.v2i128(<2 x i128>, i1)
+
+declare <16 x i8> @llvm.smax.v16i8(<16 x i8>, <16 x i8>)
+declare <8 x i16> @llvm.smax.v8i16(<8 x i16>, <8 x i16>)
+declare <4 x i32> @llvm.smax.v4i32(<4 x i32>, <4 x i32>)
+declare <2 x i64> @llvm.smax.v2i64(<2 x i64>, <2 x i64>)
+declare <16 x i8> @llvm.smin.v16i8(<16 x i8>, <16 x i8>)
+declare <8 x i16> @llvm.smin.v8i16(<8 x i16>, <8 x i16>)
+declare <4 x i32> @llvm.smin.v4i32(<4 x i32>, <4 x i32>)
+declare <2 x i64> @llvm.smin.v2i64(<2 x i64>, <2 x i64>)
+declare <16 x i8> @llvm.umax.v16i8(<16 x i8>, <16 x i8>)
+declare <8 x i16> @llvm.umax.v8i16(<8 x i16>, <8 x i16>)
+declare <4 x i32> @llvm.umax.v4i32(<4 x i32>, <4 x i32>)
+declare <2 x i64> @llvm.umax.v2i64(<2 x i64>, <2 x i64>)
+declare <16 x i8> @llvm.umin.v16i8(<16 x i8>, <16 x i8>)
+declare <8 x i16> @llvm.umin.v8i16(<8 x i16>, <8 x i16>)
+declare <4 x i32> @llvm.umin.v4i32(<4 x i32>, <4 x i32>)
+declare <2 x i64> @llvm.umin.v2i64(<2 x i64>, <2 x i64>)
+
generated by cgit v1.1 at 2024-08-01 11:10:57 +0000