| ; RUN: llc -O2 -no-integrated-as < %s | FileCheck %s |
| |
| ; Test uses 32-bit registers which aren't supported on AVR. |
| ; XFAIL: avr |
| |
| @G = common global i32 0, align 4 |
| |
| define i32 @foo(i8* %p) nounwind uwtable { |
| entry: |
| %p.addr = alloca i8*, align 8 |
| %rv = alloca i32, align 4 |
| store i8* %p, i8** %p.addr, align 8 |
| store i32 0, i32* @G, align 4 |
| %0 = load i8*, i8** %p.addr, align 8 |
| ; CHECK: blah |
| %1 = call i32 asm "blah", "=r,r,~{memory}"(i8* %0) nounwind |
| ; CHECK: @G |
| store i32 %1, i32* %rv, align 4 |
| %2 = load i32, i32* %rv, align 4 |
| %3 = load i32, i32* @G, align 4 |
| %add = add nsw i32 %2, %3 |
| ret i32 %add |
| } |
| |