1; RUN: llc -fast-isel -O0 -mcpu=generic -mtriple=i386-apple-darwin10 -relocation-model=pic < %s | FileCheck %s 2 3; This should use flds to set the return value. 4; CHECK: test0: 5; CHECK: flds 6; CHECK: ret 7@G = external global float 8define float @test0() nounwind { 9 %t = load float* @G 10 ret float %t 11} 12 13; This should pop 4 bytes on return. 14; CHECK: test1: 15; CHECK: ret $4 16define void @test1({i32, i32, i32, i32}* sret %p) nounwind { 17 store {i32, i32, i32, i32} zeroinitializer, {i32, i32, i32, i32}* %p 18 ret void 19} 20 21; Properly initialize the pic base. 22; CHECK: test2: 23; CHECK-NOT: HHH 24; CHECK: call{{.*}}L2$pb 25; CHECK-NEXT: L2$pb: 26; CHECK-NEXT: pop 27; CHECK: HHH 28; CHECK: ret 29@HHH = external global i32 30define i32 @test2() nounwind { 31 %t = load i32* @HHH 32 ret i32 %t 33} 34 35; Check that we fast-isel sret, and handle the callee-pops behavior correctly. 36%struct.a = type { i64, i64, i64 } 37define void @test3() nounwind ssp { 38entry: 39 %tmp = alloca %struct.a, align 8 40 call void @test3sret(%struct.a* sret %tmp) 41 ret void 42; CHECK: test3: 43; CHECK: subl $44 44; CHECK: leal 16(%esp) 45; CHECK: calll _test3sret 46; CHECK: addl $40 47} 48declare void @test3sret(%struct.a* sret) 49