| ; RUN: llc -fast-isel -O0 -mtriple=i386-apple-darwin10 -relocation-model=pic < %s | FileCheck %s | |
| ; This should use flds to set the return value. | |
| ; CHECK: test0: | |
| ; CHECK: flds | |
| ; CHECK: ret | |
| @G = external global float | |
| define float @test0() nounwind { | |
| %t = load float* @G | |
| ret float %t | |
| } | |
| ; This should pop 4 bytes on return. | |
| ; CHECK: test1: | |
| ; CHECK: ret $4 | |
| define void @test1({i32, i32, i32, i32}* sret %p) nounwind { | |
| store {i32, i32, i32, i32} zeroinitializer, {i32, i32, i32, i32}* %p | |
| ret void | |
| } | |
| ; Properly initialize the pic base. | |
| ; CHECK: test2: | |
| ; CHECK-NOT: HHH | |
| ; CHECK: call{{.*}}L2$pb | |
| ; CHECK-NEXT: L2$pb: | |
| ; CHECK-NEXT: pop | |
| ; CHECK: HHH | |
| ; CHECK: ret | |
| @HHH = external global i32 | |
| define i32 @test2() nounwind { | |
| %t = load i32* @HHH | |
| ret i32 %t | |
| } | |
| ; Check that we fast-isel sret, and handle the callee-pops behavior correctly. | |
| %struct.a = type { i64, i64, i64 } | |
| define void @test3() nounwind ssp { | |
| entry: | |
| %tmp = alloca %struct.a, align 8 | |
| call void @test3sret(%struct.a* sret %tmp) | |
| ret void | |
| ; CHECK: test3: | |
| ; CHECK: subl $44 | |
| ; CHECK: leal 16(%esp) | |
| ; CHECK: calll _test3sret | |
| ; CHECK: addl $40 | |
| } | |
| declare void @test3sret(%struct.a* sret) |