1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown -mattr=+bmi2 | FileCheck %s 3 ; RUN: llc < %s -mtriple=i686-unknown -mcpu=core-avx2 | FileCheck %s 4 5 define i64 @f1(i32 %a, i32 %b) { 6 ; CHECK-LABEL: f1: 7 ; CHECK: # %bb.0: 8 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx 9 ; CHECK-NEXT: mulxl {{[0-9]+}}(%esp), %eax, %edx 10 ; CHECK-NEXT: retl 11 %x = zext i32 %a to i64 12 %y = zext i32 %b to i64 13 %r = mul i64 %x, %y 14 ret i64 %r 15 } 16 17 define i64 @f2(i32 %a, i32* %p) { 18 ; CHECK-LABEL: f2: 19 ; CHECK: # %bb.0: 20 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx 21 ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax 22 ; CHECK-NEXT: mulxl (%eax), %eax, %edx 23 ; CHECK-NEXT: retl 24 %b = load i32, i32* %p 25 %x = zext i32 %a to i64 26 %y = zext i32 %b to i64 27 %r = mul i64 %x, %y 28 ret i64 %r 29 } 30
