llvm-project/llvm/test/CodeGen/X86/extmul128.ll

26 lines
689 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
define i128 @i64_sext_i128(i64 %a, i64 %b) {
; CHECK-LABEL: i64_sext_i128:
; CHECK: # %bb.0:
; CHECK-NEXT: movq %rdi, %rax
; CHECK-NEXT: imulq %rsi
; CHECK-NEXT: retq
%aa = sext i64 %a to i128
%bb = sext i64 %b to i128
%cc = mul i128 %aa, %bb
ret i128 %cc
}
define i128 @i64_zext_i128(i64 %a, i64 %b) {
; CHECK-LABEL: i64_zext_i128:
; CHECK: # %bb.0:
; CHECK-NEXT: movq %rdi, %rax
; CHECK-NEXT: mulq %rsi
; CHECK-NEXT: retq
%aa = zext i64 %a to i128
%bb = zext i64 %b to i128
%cc = mul i128 %aa, %bb
ret i128 %cc
}