| Torok Edwin | 3f142c3 | 2009-02-01 18:15:56 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s > %t |
| 2 | ; RUN: llc -march=x86-64 -mattr=-sse < %t | not grep xmm |
| 3 | ; RUN: llc -march=x86-64 < %t | grep xmm |
| 4 | ; PR3403 |
| 5 | 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" |
| 6 | target triple = "x86_64-unknown-linux-gnu" |
| 7 | %struct.__va_list_tag = type { i32, i32, i8*, i8* } |
| 8 | |
| 9 | define i32 @foo(float %a, i8* nocapture %fmt, ...) nounwind { |
| 10 | entry: |
| 11 | %ap = alloca [1 x %struct.__va_list_tag], align 8 ; <[1 x %struct.__va_list_tag]*> [#uses=4] |
| 12 | %ap12 = bitcast [1 x %struct.__va_list_tag]* %ap to i8* ; <i8*> [#uses=2] |
| 13 | call void @llvm.va_start(i8* %ap12) |
| 14 | %0 = getelementptr [1 x %struct.__va_list_tag]* %ap, i64 0, i64 0, i32 0 ; <i32*> [#uses=2] |
| 15 | %1 = load i32* %0, align 8 ; <i32> [#uses=3] |
| 16 | %2 = icmp ult i32 %1, 48 ; <i1> [#uses=1] |
| 17 | br i1 %2, label %bb, label %bb3 |
| 18 | |
| 19 | bb: ; preds = %entry |
| 20 | %3 = getelementptr [1 x %struct.__va_list_tag]* %ap, i64 0, i64 0, i32 3 ; <i8**> [#uses=1] |
| 21 | %4 = load i8** %3, align 8 ; <i8*> [#uses=1] |
| 22 | %5 = inttoptr i32 %1 to i8* ; <i8*> [#uses=1] |
| 23 | %6 = ptrtoint i8* %5 to i64 ; <i64> [#uses=1] |
| 24 | %ctg2 = getelementptr i8* %4, i64 %6 ; <i8*> [#uses=1] |
| 25 | %7 = add i32 %1, 8 ; <i32> [#uses=1] |
| 26 | store i32 %7, i32* %0, align 8 |
| 27 | br label %bb4 |
| 28 | |
| 29 | bb3: ; preds = %entry |
| 30 | %8 = getelementptr [1 x %struct.__va_list_tag]* %ap, i64 0, i64 0, i32 2 ; <i8**> [#uses=2] |
| 31 | %9 = load i8** %8, align 8 ; <i8*> [#uses=2] |
| 32 | %10 = getelementptr i8* %9, i64 8 ; <i8*> [#uses=1] |
| 33 | store i8* %10, i8** %8, align 8 |
| 34 | br label %bb4 |
| 35 | |
| 36 | bb4: ; preds = %bb3, %bb |
| 37 | %addr.0.0 = phi i8* [ %ctg2, %bb ], [ %9, %bb3 ] ; <i8*> [#uses=1] |
| 38 | %11 = bitcast i8* %addr.0.0 to i32* ; <i32*> [#uses=1] |
| 39 | %12 = load i32* %11, align 4 ; <i32> [#uses=1] |
| 40 | call void @llvm.va_end(i8* %ap12) |
| 41 | ret i32 %12 |
| 42 | } |
| 43 | |
| 44 | declare void @llvm.va_start(i8*) nounwind |
| 45 | |
| 46 | declare void @llvm.va_end(i8*) nounwind |