Dan Gohman | c1be92f | 2010-10-18 18:04:47 +0000 | [diff] [blame] | 1 | ; RUN: opt -basicaa -inline -S -scalarrepl -gvn -instcombine %s | FileCheck %s |
Chris Lattner | bccb41a | 2010-05-01 06:38:43 +0000 | [diff] [blame] | 2 | ; PR5009 |
| 3 | |
| 4 | ; CHECK: define i32 @main() |
| 5 | ; CHECK-NEXT: entry: |
| 6 | ; CHECK-NEXT: call void @exit(i32 38) |
| 7 | |
| 8 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" |
| 9 | target triple = "x86_64-apple-darwin10.0.0" |
| 10 | |
| 11 | %struct.cont_t = type { void (i8*, i32)*, i8* } |
| 12 | %struct.foo_sf_t = type { %struct.cont_t*, i32 } |
| 13 | |
| 14 | define i32 @main() nounwind ssp { |
| 15 | entry: |
| 16 | %cont = alloca %struct.cont_t, align 8 ; <%struct.cont_t*> [#uses=4] |
| 17 | %tmp = getelementptr inbounds %struct.cont_t* %cont, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1] |
| 18 | %tmp1 = getelementptr inbounds %struct.cont_t* %cont, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=2] |
| 19 | store void (i8*, i32)* bitcast (void (%struct.cont_t*, i32)* @quit to void (i8*, i32)*), void (i8*, i32)** %tmp1 |
| 20 | %tmp2 = load void (i8*, i32)** %tmp1 ; <void (i8*, i32)*> [#uses=1] |
| 21 | store void (i8*, i32)* %tmp2, void (i8*, i32)** %tmp |
| 22 | %tmp3 = getelementptr inbounds %struct.cont_t* %cont, i32 0, i32 1 ; <i8**> [#uses=1] |
| 23 | store i8* null, i8** %tmp3 |
| 24 | call void @foo(%struct.cont_t* %cont) |
| 25 | ret i32 0 |
| 26 | } |
| 27 | |
| 28 | define internal void @quit(%struct.cont_t* %cont, i32 %rcode) nounwind ssp { |
| 29 | entry: |
| 30 | call void @exit(i32 %rcode) noreturn |
| 31 | unreachable |
| 32 | } |
| 33 | |
| 34 | define internal void @foo(%struct.cont_t* %c) nounwind ssp { |
| 35 | entry: |
| 36 | %sf = alloca %struct.foo_sf_t, align 8 ; <%struct.foo_sf_t*> [#uses=3] |
| 37 | %next = alloca %struct.cont_t, align 8 ; <%struct.cont_t*> [#uses=3] |
| 38 | %tmp = getelementptr inbounds %struct.foo_sf_t* %sf, i32 0, i32 0 ; <%struct.cont_t**> [#uses=1] |
| 39 | store %struct.cont_t* %c, %struct.cont_t** %tmp |
| 40 | %tmp2 = getelementptr inbounds %struct.foo_sf_t* %sf, i32 0, i32 1 ; <i32*> [#uses=1] |
| 41 | store i32 2, i32* %tmp2 |
| 42 | %tmp4 = getelementptr inbounds %struct.cont_t* %next, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1] |
| 43 | store void (i8*, i32)* bitcast (void (%struct.foo_sf_t*, i32)* @foo2 to void (i8*, i32)*), void (i8*, i32)** %tmp4 |
| 44 | %tmp5 = getelementptr inbounds %struct.cont_t* %next, i32 0, i32 1 ; <i8**> [#uses=1] |
| 45 | %conv = bitcast %struct.foo_sf_t* %sf to i8* ; <i8*> [#uses=1] |
| 46 | store i8* %conv, i8** %tmp5 |
| 47 | call void @bar(%struct.cont_t* %next, i32 14) |
| 48 | ret void |
| 49 | } |
| 50 | |
| 51 | define internal void @foo2(%struct.foo_sf_t* %sf, i32 %y) nounwind ssp { |
| 52 | entry: |
| 53 | %tmp1 = getelementptr inbounds %struct.foo_sf_t* %sf, i32 0, i32 0 ; <%struct.cont_t**> [#uses=1] |
| 54 | %tmp2 = load %struct.cont_t** %tmp1 ; <%struct.cont_t*> [#uses=1] |
| 55 | %tmp3 = getelementptr inbounds %struct.cont_t* %tmp2, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1] |
| 56 | %tmp4 = load void (i8*, i32)** %tmp3 ; <void (i8*, i32)*> [#uses=1] |
| 57 | %tmp6 = getelementptr inbounds %struct.foo_sf_t* %sf, i32 0, i32 0 ; <%struct.cont_t**> [#uses=1] |
| 58 | %tmp7 = load %struct.cont_t** %tmp6 ; <%struct.cont_t*> [#uses=1] |
| 59 | %conv = bitcast %struct.cont_t* %tmp7 to i8* ; <i8*> [#uses=1] |
| 60 | %tmp9 = getelementptr inbounds %struct.foo_sf_t* %sf, i32 0, i32 1 ; <i32*> [#uses=1] |
| 61 | %tmp10 = load i32* %tmp9 ; <i32> [#uses=1] |
| 62 | %mul = mul i32 %tmp10, %y ; <i32> [#uses=1] |
| 63 | call void %tmp4(i8* %conv, i32 %mul) |
| 64 | ret void |
| 65 | } |
| 66 | |
| 67 | define internal void @bar(%struct.cont_t* %c, i32 %y) nounwind ssp { |
| 68 | entry: |
| 69 | %tmp1 = getelementptr inbounds %struct.cont_t* %c, i32 0, i32 0 ; <void (i8*, i32)**> [#uses=1] |
| 70 | %tmp2 = load void (i8*, i32)** %tmp1 ; <void (i8*, i32)*> [#uses=1] |
| 71 | %tmp4 = getelementptr inbounds %struct.cont_t* %c, i32 0, i32 1 ; <i8**> [#uses=1] |
| 72 | %tmp5 = load i8** %tmp4 ; <i8*> [#uses=1] |
| 73 | %add = add nsw i32 %y, 5 ; <i32> [#uses=1] |
| 74 | call void %tmp2(i8* %tmp5, i32 %add) |
| 75 | ret void |
| 76 | } |
| 77 | |
| 78 | declare void @exit(i32) noreturn |
| 79 | |