; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 ; Test high-part vector multiplication. ; ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s ; Test a v16i8 unsigned high-part multiplication. define <16 x i8> @f1(<16 x i8> %val1, <16 x i8> %val2) { ; CHECK-LABEL: f1: ; CHECK: # %bb.0: ; CHECK-NEXT: vmlhb %v24, %v24, %v26 ; CHECK-NEXT: br %r14 %zext1 = zext <16 x i8> %val1 to <16 x i16> %zext2 = zext <16 x i8> %val2 to <16 x i16> %mulx = mul <16 x i16> %zext1, %zext2 %highx = lshr <16 x i16> %mulx, splat(i16 8) %high = trunc <16 x i16> %highx to <16 x i8> ret <16 x i8> %high } ; Test a v16i8 signed high-part multiplication. define <16 x i8> @f2(<16 x i8> %val1, <16 x i8> %val2) { ; CHECK-LABEL: f2: ; CHECK: # %bb.0: ; CHECK-NEXT: vmhb %v24, %v24, %v26 ; CHECK-NEXT: br %r14 %sext1 = sext <16 x i8> %val1 to <16 x i16> %sext2 = sext <16 x i8> %val2 to <16 x i16> %mulx = mul <16 x i16> %sext1, %sext2 %highx = lshr <16 x i16> %mulx, splat(i16 8) %high = trunc <16 x i16> %highx to <16 x i8> ret <16 x i8> %high } ; Test a v8i16 unsigned high-part multiplication. define <8 x i16> @f3(<8 x i16> %val1, <8 x i16> %val2) { ; CHECK-LABEL: f3: ; CHECK: # %bb.0: ; CHECK-NEXT: vmlhh %v24, %v24, %v26 ; CHECK-NEXT: br %r14 %zext1 = zext <8 x i16> %val1 to <8 x i32> %zext2 = zext <8 x i16> %val2 to <8 x i32> %mulx = mul <8 x i32> %zext1, %zext2 %highx = lshr <8 x i32> %mulx, splat(i32 16) %high = trunc <8 x i32> %highx to <8 x i16> ret <8 x i16> %high } ; Test a v8i16 signed high-part multiplication. define <8 x i16> @f4(<8 x i16> %val1, <8 x i16> %val2) { ; CHECK-LABEL: f4: ; CHECK: # %bb.0: ; CHECK-NEXT: vmhh %v24, %v24, %v26 ; CHECK-NEXT: br %r14 %sext1 = sext <8 x i16> %val1 to <8 x i32> %sext2 = sext <8 x i16> %val2 to <8 x i32> %mulx = mul <8 x i32> %sext1, %sext2 %highx = lshr <8 x i32> %mulx, splat(i32 16) %high = trunc <8 x i32> %highx to <8 x i16> ret <8 x i16> %high } ; Test a v4i32 unsigned high-part multiplication. define <4 x i32> @f5(<4 x i32> %val1, <4 x i32> %val2) { ; CHECK-LABEL: f5: ; CHECK: # %bb.0: ; CHECK-NEXT: vmlhf %v24, %v24, %v26 ; CHECK-NEXT: br %r14 %zext1 = zext <4 x i32> %val1 to <4 x i64> %zext2 = zext <4 x i32> %val2 to <4 x i64> %mulx = mul <4 x i64> %zext1, %zext2 %highx = lshr <4 x i64> %mulx, splat(i64 32) %high = trunc <4 x i64> %highx to <4 x i32> ret <4 x i32> %high } ; Test a v4i32 signed high-part multiplication. define <4 x i32> @f6(<4 x i32> %val1, <4 x i32> %val2) { ; CHECK-LABEL: f6: ; CHECK: # %bb.0: ; CHECK-NEXT: vmhf %v24, %v24, %v26 ; CHECK-NEXT: br %r14 %sext1 = sext <4 x i32> %val1 to <4 x i64> %sext2 = sext <4 x i32> %val2 to <4 x i64> %mulx = mul <4 x i64> %sext1, %sext2 %highx = lshr <4 x i64> %mulx, splat(i64 32) %high = trunc <4 x i64> %highx to <4 x i32> ret <4 x i32> %high }