Revert "[Hexagon] Handle decreasing of stack alignment in frame lowering"

This breaks passing of aligned function arguments.

llvm-svn: 306145

1 files changed, 0 insertions, 51 deletions

diff --git a/llvm/test/CodeGen/Hexagon/stack-align-reset.ll b/llvm/test/CodeGen/Hexagon/stack-align-reset.ll
deleted file mode 100644
index 0d028fb95b2..00000000000
--- a/llvm/test/CodeGen/Hexagon/stack-align-reset.ll
+++ /dev/null
@@ -1,51 +0,0 @@
-; RUN: llc -march=hexagon < %s | FileCheck %s
-;
-; This used to crash.
-; CHECK: call f1
-
-target triple = "hexagon-unknown--elf"
-
-%struct.0 = type { [5 x i32] }
-%struct.2 = type { i32, i32, i32, %struct.1* }
-%struct.1 = type { i16*, i32, i32, i32 }
-
-@g0 = external hidden unnamed_addr constant [52 x i8], align 1
-@g1 = external hidden unnamed_addr constant [3 x i8], align 1
-
-declare extern_weak void @f0(i32, i8*, i32, i8*, ...) #0
-declare void @f1(%struct.0*, i32) #0
-
-define void @fred(i8* %a0) #0 {
-b1:
-  %v2 = alloca %struct.0, align 4
-  %v3 = alloca %struct.2, i32 undef, align 8
-  br i1 undef, label %b5, label %b4
-
-b4:                                               ; preds = %b1
-  br label %b7
-
-b5:                                               ; preds = %b5, %b1
-  %v6 = getelementptr inbounds %struct.2, %struct.2* %v3, i32 undef, i32 3
-  store %struct.1* undef, %struct.1** %v6, align 4
-  br label %b5
-
-b7:                                               ; preds = %b10, %b4
-  %v8 = call i32 @llvm.hexagon.V6.extractw(<16 x i32> zeroinitializer, i32 0)
-  br i1 icmp eq (void (i32, i8*, i32, i8*, ...)* @f0, void (i32, i8*, i32, i8*, ...)* null), label %b11, label %b9
-
-b9:                                               ; preds = %b7
-  call void (i32, i8*, i32, i8*, ...) @f0(i32 2, i8* getelementptr inbounds ([52 x i8], [52 x i8]* @g0, i32 0, i32 0), i32 2346, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @g1, i32 0, i32 0), i32 %v8)
-  unreachable
-
-b10:                                              ; preds = %b11
-  call void @f1(%struct.0* nonnull %v2, i32 28)
-  br label %b7
-
-b11:                                              ; preds = %b11, %b7
-  br i1 undef, label %b10, label %b11
-}
-
-declare i32 @llvm.hexagon.V6.extractw(<16 x i32>, i32) #1
-
-attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,-hvx-double" }
-attributes #1 = { nounwind readnone }