| ; RUN: llc < %s -mattr=-sse | FileCheck %s -check-prefix=NOSSE |
| ; RUN: llc < %s | FileCheck %s -check-prefix=YESSSE |
| ; PR3403 |
| 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" |
| target triple = "x86_64-unknown-linux-gnu" |
| %struct.__va_list_tag = type { i32, i32, ptr, ptr } |
| |
| ; NOSSE-NOT: xmm |
| ; YESSSE: xmm |
| define i32 @foo(float %a, ptr nocapture %fmt, ...) nounwind { |
| entry: |
| %ap = alloca [1 x %struct.__va_list_tag], align 8 ; <ptr> [#uses=4] |
| call void @llvm.va_start(ptr %ap) |
| %0 = getelementptr [1 x %struct.__va_list_tag], ptr %ap, i64 0, i64 0, i32 0 ; <ptr> [#uses=2] |
| %1 = load i32, ptr %0, align 8 ; <i32> [#uses=3] |
| %2 = icmp ult i32 %1, 48 ; <i1> [#uses=1] |
| br i1 %2, label %bb, label %bb3 |
| |
| bb: ; preds = %entry |
| %3 = getelementptr [1 x %struct.__va_list_tag], ptr %ap, i64 0, i64 0, i32 3 ; <ptr> [#uses=1] |
| %4 = load ptr, ptr %3, align 8 ; <ptr> [#uses=1] |
| %5 = inttoptr i32 %1 to ptr ; <ptr> [#uses=1] |
| %6 = ptrtoint ptr %5 to i64 ; <i64> [#uses=1] |
| %ctg2 = getelementptr i8, ptr %4, i64 %6 ; <ptr> [#uses=1] |
| %7 = add i32 %1, 8 ; <i32> [#uses=1] |
| store i32 %7, ptr %0, align 8 |
| br label %bb4 |
| |
| bb3: ; preds = %entry |
| %8 = getelementptr [1 x %struct.__va_list_tag], ptr %ap, i64 0, i64 0, i32 2 ; <ptr> [#uses=2] |
| %9 = load ptr, ptr %8, align 8 ; <ptr> [#uses=2] |
| %10 = getelementptr i8, ptr %9, i64 8 ; <ptr> [#uses=1] |
| store ptr %10, ptr %8, align 8 |
| br label %bb4 |
| |
| bb4: ; preds = %bb3, %bb |
| %addr.0.0 = phi ptr [ %ctg2, %bb ], [ %9, %bb3 ] ; <ptr> [#uses=1] |
| %11 = load i32, ptr %addr.0.0, align 4 ; <i32> [#uses=1] |
| call void @llvm.va_end(ptr %ap) |
| ret i32 %11 |
| } |
| |
| declare void @llvm.va_start(ptr) nounwind |
| |
| declare void @llvm.va_end(ptr) nounwind |
