forked from OSchip/llvm-project
30 lines
844 B
LLVM
30 lines
844 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=i686-unknown -mattr=+bmi2 | FileCheck %s
|
|
; RUN: llc < %s -mtriple=i686-unknown -mcpu=core-avx2 | FileCheck %s
|
|
|
|
define i64 @f1(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; CHECK-NEXT: mulxl {{[0-9]+}}(%esp), %eax, %edx
|
|
; CHECK-NEXT: retl
|
|
%x = zext i32 %a to i64
|
|
%y = zext i32 %b to i64
|
|
%r = mul i64 %x, %y
|
|
ret i64 %r
|
|
}
|
|
|
|
define i64 @f2(i32 %a, i32* %p) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: # %bb.0:
|
|
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; CHECK-NEXT: mulxl (%eax), %eax, %edx
|
|
; CHECK-NEXT: retl
|
|
%b = load i32, i32* %p
|
|
%x = zext i32 %a to i64
|
|
%y = zext i32 %b to i64
|
|
%r = mul i64 %x, %y
|
|
ret i64 %r
|
|
}
|