; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 ; Test widening vector multiplication on z17. ; ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z17 | FileCheck %s ; Test a v2i64 (even) -> i128 unsigned widening multiplication. define i128 @f1(<2 x i64> %val1, <2 x i64> %val2) { ; CHECK-LABEL: f1: ; CHECK: # %bb.0: ; CHECK-NEXT: vmleg %v0, %v24, %v26 ; CHECK-NEXT: vst %v0, 0(%r2), 3 ; CHECK-NEXT: br %r14 %elt1 = extractelement <2 x i64> %val1, i32 0 %zext1 = zext i64 %elt1 to i128 %elt2 = extractelement <2 x i64> %val2, i32 0 %zext2 = zext i64 %elt2 to i128 %ret = mul i128 %zext1, %zext2 ret i128 %ret } ; Test a v2i64 (odd) -> i128 unsigned widening multiplication. define i128 @f2(<2 x i64> %val1, <2 x i64> %val2) { ; CHECK-LABEL: f2: ; CHECK: # %bb.0: ; CHECK-NEXT: vmlog %v0, %v24, %v26 ; CHECK-NEXT: vst %v0, 0(%r2), 3 ; CHECK-NEXT: br %r14 %elt1 = extractelement <2 x i64> %val1, i32 1 %zext1 = zext i64 %elt1 to i128 %elt2 = extractelement <2 x i64> %val2, i32 1 %zext2 = zext i64 %elt2 to i128 %ret = mul i128 %zext1, %zext2 ret i128 %ret } ; Test a v2i64 (even) -> i128 signed widening multiplication. define i128 @f3(<2 x i64> %val1, <2 x i64> %val2) { ; CHECK-LABEL: f3: ; CHECK: # %bb.0: ; CHECK-NEXT: vmeg %v0, %v24, %v26 ; CHECK-NEXT: vst %v0, 0(%r2), 3 ; CHECK-NEXT: br %r14 %elt1 = extractelement <2 x i64> %val1, i32 0 %sext1 = sext i64 %elt1 to i128 %elt2 = extractelement <2 x i64> %val2, i32 0 %sext2 = sext i64 %elt2 to i128 %ret = mul i128 %sext1, %sext2 ret i128 %ret } ; Test a v2i64 (odd) -> i128 signed widening multiplication. define i128 @f4(<2 x i64> %val1, <2 x i64> %val2) { ; CHECK-LABEL: f4: ; CHECK: # %bb.0: ; CHECK-NEXT: vmog %v0, %v24, %v26 ; CHECK-NEXT: vst %v0, 0(%r2), 3 ; CHECK-NEXT: br %r14 %elt1 = extractelement <2 x i64> %val1, i32 1 %sext1 = sext i64 %elt1 to i128 %elt2 = extractelement <2 x i64> %val2, i32 1 %sext2 = sext i64 %elt2 to i128 %ret = mul i128 %sext1, %sext2 ret i128 %ret }