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-rw-r--r--llvm/test/CodeGen/AArch64/signed-truncation-check.ll434
1 files changed, 304 insertions, 130 deletions
diff --git a/llvm/test/CodeGen/AArch64/signed-truncation-check.ll b/llvm/test/CodeGen/AArch64/signed-truncation-check.ll
index 7c80f93..fc01c6b 100644
--- a/llvm/test/CodeGen/AArch64/signed-truncation-check.ll
+++ b/llvm/test/CodeGen/AArch64/signed-truncation-check.ll
@@ -1,5 +1,6 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -mtriple=aarch64-unknown-linux-gnu < %s | FileCheck %s
+; RUN: llc -mtriple=aarch64-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=CHECK,CHECK-SD
+; RUN: llc -mtriple=aarch64-unknown-linux-gnu -global-isel < %s | FileCheck %s --check-prefixes=CHECK,CHECK-GI
; https://bugs.llvm.org/show_bug.cgi?id=38149
@@ -19,13 +20,22 @@
; ---------------------------------------------------------------------------- ;
define i1 @shifts_eqcmp_i16_i8(i16 %x) nounwind {
-; CHECK-LABEL: shifts_eqcmp_i16_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: sxtb w8, w0
-; CHECK-NEXT: and w8, w8, #0xffff
-; CHECK-NEXT: cmp w8, w0, uxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: shifts_eqcmp_i16_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: sxtb w8, w0
+; CHECK-SD-NEXT: and w8, w8, #0xffff
+; CHECK-SD-NEXT: cmp w8, w0, uxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: shifts_eqcmp_i16_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: lsl w8, w0, #8
+; CHECK-GI-NEXT: sbfx w8, w8, #8, #8
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, w0, uxth
+; CHECK-GI-NEXT: cset w0, eq
+; CHECK-GI-NEXT: ret
%tmp0 = shl i16 %x, 8 ; 16-8
%tmp1 = ashr exact i16 %tmp0, 8 ; 16-8
%tmp2 = icmp eq i16 %tmp1, %x
@@ -97,26 +107,43 @@ define i1 @shifts_eqcmp_i64_i8(i64 %x) nounwind {
; ---------------------------------------------------------------------------- ;
define i1 @add_ugecmp_i16_i8(i16 %x) nounwind {
-; CHECK-LABEL: add_ugecmp_i16_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: and w8, w0, #0xffff
-; CHECK-NEXT: sub w8, w8, #128
-; CHECK-NEXT: lsr w8, w8, #8
-; CHECK-NEXT: cmp w8, #254
-; CHECK-NEXT: cset w0, hi
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i16_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: and w8, w0, #0xffff
+; CHECK-SD-NEXT: sub w8, w8, #128
+; CHECK-SD-NEXT: lsr w8, w8, #8
+; CHECK-SD-NEXT: cmp w8, #254
+; CHECK-SD-NEXT: cset w0, hi
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i16_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: mov w8, #-128 // =0xffffff80
+; CHECK-GI-NEXT: mov w9, #65280 // =0xff00
+; CHECK-GI-NEXT: add w8, w8, w0, uxth
+; CHECK-GI-NEXT: cmp w8, w9
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, -128 ; ~0U << (8-1)
%tmp1 = icmp uge i16 %tmp0, -256 ; ~0U << 8
ret i1 %tmp1
}
define i1 @add_ugecmp_i32_i16_i8(i16 %xx) nounwind {
-; CHECK-LABEL: add_ugecmp_i32_i16_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: and w8, w0, #0xffff
-; CHECK-NEXT: cmp w8, w8, sxtb
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i32_i16_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: and w8, w0, #0xffff
+; CHECK-SD-NEXT: cmp w8, w8, sxtb
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i32_i16_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: mov w8, #-128 // =0xffffff80
+; CHECK-GI-NEXT: add w8, w8, w0, uxth
+; CHECK-GI-NEXT: cmn w8, #256
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%x = zext i16 %xx to i32
%tmp0 = add i32 %x, -128 ; ~0U << (8-1)
%tmp1 = icmp uge i32 %tmp0, -256 ; ~0U << 8
@@ -124,55 +151,92 @@ define i1 @add_ugecmp_i32_i16_i8(i16 %xx) nounwind {
}
define i1 @add_ugecmp_i32_i16(i32 %x) nounwind {
-; CHECK-LABEL: add_ugecmp_i32_i16:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp w0, w0, sxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i32_i16:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp w0, w0, sxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i32_i16:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: sub w8, w0, #8, lsl #12 // =32768
+; CHECK-GI-NEXT: cmn w8, #16, lsl #12 // =65536
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%tmp0 = add i32 %x, -32768 ; ~0U << (16-1)
%tmp1 = icmp uge i32 %tmp0, -65536 ; ~0U << 16
ret i1 %tmp1
}
define i1 @add_ugecmp_i32_i8(i32 %x) nounwind {
-; CHECK-LABEL: add_ugecmp_i32_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp w0, w0, sxtb
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i32_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp w0, w0, sxtb
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i32_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: sub w8, w0, #128
+; CHECK-GI-NEXT: cmn w8, #256
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%tmp0 = add i32 %x, -128 ; ~0U << (8-1)
%tmp1 = icmp uge i32 %tmp0, -256 ; ~0U << 8
ret i1 %tmp1
}
define i1 @add_ugecmp_i64_i32(i64 %x) nounwind {
-; CHECK-LABEL: add_ugecmp_i64_i32:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp x0, w0, sxtw
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i64_i32:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp x0, w0, sxtw
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i64_i32:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: mov x8, #-2147483648 // =0xffffffff80000000
+; CHECK-GI-NEXT: mov x9, #-4294967296 // =0xffffffff00000000
+; CHECK-GI-NEXT: add x8, x0, x8
+; CHECK-GI-NEXT: cmp x8, x9
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%tmp0 = add i64 %x, -2147483648 ; ~0U << (32-1)
%tmp1 = icmp uge i64 %tmp0, -4294967296 ; ~0U << 32
ret i1 %tmp1
}
define i1 @add_ugecmp_i64_i16(i64 %x) nounwind {
-; CHECK-LABEL: add_ugecmp_i64_i16:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp x0, w0, sxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i64_i16:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp x0, w0, sxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i64_i16:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: sub x8, x0, #8, lsl #12 // =32768
+; CHECK-GI-NEXT: cmn x8, #16, lsl #12 // =65536
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%tmp0 = add i64 %x, -32768 ; ~0U << (16-1)
%tmp1 = icmp uge i64 %tmp0, -65536 ; ~0U << 16
ret i1 %tmp1
}
define i1 @add_ugecmp_i64_i8(i64 %x) nounwind {
-; CHECK-LABEL: add_ugecmp_i64_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp x0, w0, sxtb
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugecmp_i64_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp x0, w0, sxtb
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugecmp_i64_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: sub x8, x0, #128
+; CHECK-GI-NEXT: cmn x8, #256
+; CHECK-GI-NEXT: cset w0, hs
+; CHECK-GI-NEXT: ret
%tmp0 = add i64 %x, -128 ; ~0U << (8-1)
%tmp1 = icmp uge i64 %tmp0, -256 ; ~0U << 8
ret i1 %tmp1
@@ -180,14 +244,23 @@ define i1 @add_ugecmp_i64_i8(i64 %x) nounwind {
; Slightly more canonical variant
define i1 @add_ugtcmp_i16_i8(i16 %x) nounwind {
-; CHECK-LABEL: add_ugtcmp_i16_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: and w8, w0, #0xffff
-; CHECK-NEXT: sub w8, w8, #128
-; CHECK-NEXT: lsr w8, w8, #8
-; CHECK-NEXT: cmp w8, #254
-; CHECK-NEXT: cset w0, hi
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ugtcmp_i16_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: and w8, w0, #0xffff
+; CHECK-SD-NEXT: sub w8, w8, #128
+; CHECK-SD-NEXT: lsr w8, w8, #8
+; CHECK-SD-NEXT: cmp w8, #254
+; CHECK-SD-NEXT: cset w0, hi
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ugtcmp_i16_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: mov w8, #-128 // =0xffffff80
+; CHECK-GI-NEXT: mov w9, #65279 // =0xfeff
+; CHECK-GI-NEXT: add w8, w8, w0, uxth
+; CHECK-GI-NEXT: cmp w8, w9
+; CHECK-GI-NEXT: cset w0, hi
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, -128 ; ~0U << (8-1)
%tmp1 = icmp ugt i16 %tmp0, -257 ; ~0U << 8 - 1
ret i1 %tmp1
@@ -198,68 +271,113 @@ define i1 @add_ugtcmp_i16_i8(i16 %x) nounwind {
; ---------------------------------------------------------------------------- ;
define i1 @add_ultcmp_i16_i8(i16 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_i16_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: sxtb w8, w0
-; CHECK-NEXT: and w8, w8, #0xffff
-; CHECK-NEXT: cmp w8, w0, uxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_i16_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: sxtb w8, w0
+; CHECK-SD-NEXT: and w8, w8, #0xffff
+; CHECK-SD-NEXT: cmp w8, w0, uxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_i16_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #128
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, 128 ; 1U << (8-1)
%tmp1 = icmp ult i16 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
}
define i1 @add_ultcmp_i32_i16(i32 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_i32_i16:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp w0, w0, sxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_i32_i16:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp w0, w0, sxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_i32_i16:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #8, lsl #12 // =32768
+; CHECK-GI-NEXT: cmp w8, #16, lsl #12 // =65536
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i32 %x, 32768 ; 1U << (16-1)
%tmp1 = icmp ult i32 %tmp0, 65536 ; 1U << 16
ret i1 %tmp1
}
define i1 @add_ultcmp_i32_i8(i32 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_i32_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp w0, w0, sxtb
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_i32_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp w0, w0, sxtb
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_i32_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #128
+; CHECK-GI-NEXT: cmp w8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i32 %x, 128 ; 1U << (8-1)
%tmp1 = icmp ult i32 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
}
define i1 @add_ultcmp_i64_i32(i64 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_i64_i32:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp x0, w0, sxtw
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_i64_i32:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp x0, w0, sxtw
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_i64_i32:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: mov w8, #-2147483648 // =0x80000000
+; CHECK-GI-NEXT: mov x9, #4294967296 // =0x100000000
+; CHECK-GI-NEXT: add x8, x0, x8
+; CHECK-GI-NEXT: cmp x8, x9
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i64 %x, 2147483648 ; 1U << (32-1)
%tmp1 = icmp ult i64 %tmp0, 4294967296 ; 1U << 32
ret i1 %tmp1
}
define i1 @add_ultcmp_i64_i16(i64 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_i64_i16:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp x0, w0, sxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_i64_i16:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp x0, w0, sxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_i64_i16:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add x8, x0, #8, lsl #12 // =32768
+; CHECK-GI-NEXT: cmp x8, #16, lsl #12 // =65536
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i64 %x, 32768 ; 1U << (16-1)
%tmp1 = icmp ult i64 %tmp0, 65536 ; 1U << 16
ret i1 %tmp1
}
define i1 @add_ultcmp_i64_i8(i64 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_i64_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: cmp x0, w0, sxtb
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_i64_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: cmp x0, w0, sxtb
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_i64_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add x8, x0, #128
+; CHECK-GI-NEXT: cmp x8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i64 %x, 128 ; 1U << (8-1)
%tmp1 = icmp ult i64 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
@@ -267,13 +385,21 @@ define i1 @add_ultcmp_i64_i8(i64 %x) nounwind {
; Slightly more canonical variant
define i1 @add_ulecmp_i16_i8(i16 %x) nounwind {
-; CHECK-LABEL: add_ulecmp_i16_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: sxtb w8, w0
-; CHECK-NEXT: and w8, w8, #0xffff
-; CHECK-NEXT: cmp w8, w0, uxth
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ulecmp_i16_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: sxtb w8, w0
+; CHECK-SD-NEXT: and w8, w8, #0xffff
+; CHECK-SD-NEXT: cmp w8, w0, uxth
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ulecmp_i16_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #128
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, #255
+; CHECK-GI-NEXT: cset w0, ls
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, 128 ; 1U << (8-1)
%tmp1 = icmp ule i16 %tmp0, 255 ; (1U << 8) - 1
ret i1 %tmp1
@@ -284,12 +410,20 @@ define i1 @add_ulecmp_i16_i8(i16 %x) nounwind {
; Adding not a constant
define i1 @add_ultcmp_bad_i16_i8_add(i16 %x, i16 %y) nounwind {
-; CHECK-LABEL: add_ultcmp_bad_i16_i8_add:
-; CHECK: // %bb.0:
-; CHECK-NEXT: add w8, w0, w1
-; CHECK-NEXT: tst w8, #0xff00
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_bad_i16_i8_add:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: add w8, w0, w1
+; CHECK-SD-NEXT: tst w8, #0xff00
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_bad_i16_i8_add:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, w1
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, %y
%tmp1 = icmp ult i16 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
@@ -311,12 +445,20 @@ define i1 @add_ultcmp_bad_i16_i8_cmp(i16 %x, i16 %y) nounwind {
; Second constant is not larger than the first one
define i1 @add_ultcmp_bad_i8_i16(i16 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_bad_i8_i16:
-; CHECK: // %bb.0:
-; CHECK-NEXT: and w8, w0, #0xffff
-; CHECK-NEXT: add w8, w8, #128
-; CHECK-NEXT: lsr w0, w8, #16
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_bad_i8_i16:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: and w8, w0, #0xffff
+; CHECK-SD-NEXT: add w8, w8, #128
+; CHECK-SD-NEXT: lsr w0, w8, #16
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_bad_i8_i16:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: and w8, w0, #0xffff
+; CHECK-GI-NEXT: add w8, w8, #128
+; CHECK-GI-NEXT: cmp w8, w8, uxth
+; CHECK-GI-NEXT: cset w0, ne
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, 128 ; 1U << (8-1)
%tmp1 = icmp ult i16 %tmp0, 128 ; 1U << (8-1)
ret i1 %tmp1
@@ -324,12 +466,20 @@ define i1 @add_ultcmp_bad_i8_i16(i16 %x) nounwind {
; First constant is not power of two
define i1 @add_ultcmp_bad_i16_i8_c0notpoweroftwo(i16 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_bad_i16_i8_c0notpoweroftwo:
-; CHECK: // %bb.0:
-; CHECK-NEXT: add w8, w0, #192
-; CHECK-NEXT: tst w8, #0xff00
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_bad_i16_i8_c0notpoweroftwo:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: add w8, w0, #192
+; CHECK-SD-NEXT: tst w8, #0xff00
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_bad_i16_i8_c0notpoweroftwo:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #192
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, 192 ; (1U << (8-1)) + (1U << (8-1-1))
%tmp1 = icmp ult i16 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
@@ -351,12 +501,20 @@ define i1 @add_ultcmp_bad_i16_i8_c1notpoweroftwo(i16 %x) nounwind {
; Magic check fails, 64 << 1 != 256
define i1 @add_ultcmp_bad_i16_i8_magic(i16 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_bad_i16_i8_magic:
-; CHECK: // %bb.0:
-; CHECK-NEXT: add w8, w0, #64
-; CHECK-NEXT: tst w8, #0xff00
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_bad_i16_i8_magic:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: add w8, w0, #64
+; CHECK-SD-NEXT: tst w8, #0xff00
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_bad_i16_i8_magic:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #64
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, 64 ; 1U << (8-1-1)
%tmp1 = icmp ult i16 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
@@ -364,12 +522,20 @@ define i1 @add_ultcmp_bad_i16_i8_magic(i16 %x) nounwind {
; Bad 'destination type'
define i1 @add_ultcmp_bad_i16_i4(i16 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_bad_i16_i4:
-; CHECK: // %bb.0:
-; CHECK-NEXT: add w8, w0, #8
-; CHECK-NEXT: tst w8, #0xfff0
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_bad_i16_i4:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: add w8, w0, #8
+; CHECK-SD-NEXT: tst w8, #0xfff0
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_bad_i16_i4:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #8
+; CHECK-GI-NEXT: and w8, w8, #0xffff
+; CHECK-GI-NEXT: cmp w8, #16
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i16 %x, 8 ; 1U << (4-1)
%tmp1 = icmp ult i16 %tmp0, 16 ; 1U << 4
ret i1 %tmp1
@@ -377,12 +543,20 @@ define i1 @add_ultcmp_bad_i16_i4(i16 %x) nounwind {
; Bad storage type
define i1 @add_ultcmp_bad_i24_i8(i24 %x) nounwind {
-; CHECK-LABEL: add_ultcmp_bad_i24_i8:
-; CHECK: // %bb.0:
-; CHECK-NEXT: add w8, w0, #128
-; CHECK-NEXT: tst w8, #0xffff00
-; CHECK-NEXT: cset w0, eq
-; CHECK-NEXT: ret
+; CHECK-SD-LABEL: add_ultcmp_bad_i24_i8:
+; CHECK-SD: // %bb.0:
+; CHECK-SD-NEXT: add w8, w0, #128
+; CHECK-SD-NEXT: tst w8, #0xffff00
+; CHECK-SD-NEXT: cset w0, eq
+; CHECK-SD-NEXT: ret
+;
+; CHECK-GI-LABEL: add_ultcmp_bad_i24_i8:
+; CHECK-GI: // %bb.0:
+; CHECK-GI-NEXT: add w8, w0, #128
+; CHECK-GI-NEXT: and w8, w8, #0xffffff
+; CHECK-GI-NEXT: cmp w8, #256
+; CHECK-GI-NEXT: cset w0, lo
+; CHECK-GI-NEXT: ret
%tmp0 = add i24 %x, 128 ; 1U << (8-1)
%tmp1 = icmp ult i24 %tmp0, 256 ; 1U << 8
ret i1 %tmp1
generated by cgit v1.1 at 2025-11-02 17:34:16 +0000