Fix a bug in the x86-32 code generated for segmented stacks.
Currently LLVM pads the call to __morestack with a add and sub of 8
bytes to esp. This isn't correct since __morestack expects the call
to be followed directly by a ret.
This commit also adjusts the relevant test-case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145765 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/segmented-stacks.ll b/test/CodeGen/X86/segmented-stacks.ll
index a92aca5..c28c319 100644
--- a/test/CodeGen/X86/segmented-stacks.ll
+++ b/test/CodeGen/X86/segmented-stacks.ll
@@ -23,11 +23,9 @@
; X32: leal -12(%esp), %ecx
; X32-NEXT: cmpl %gs:48, %ecx
-; X32: subl $8, %esp
-; X32-NEXT: pushl $4
+; X32: pushl $4
; X32-NEXT: pushl $12
; X32-NEXT: calll __morestack
-; X32-NEXT: addl $8, %esp
; X32-NEXT: ret
; X32: movl %esp, %eax
@@ -72,11 +70,9 @@
; X32-NEXT: cmpl %gs:48, %edx
-; X32: subl $8, %esp
-; X32-NEXT: pushl $4
+; X32: pushl $4
; X32-NEXT: pushl $0
; X32-NEXT: calll __morestack
-; X32-NEXT: addl $8, %esp
; X32-NEXT: ret
; X64: leaq (%rsp), %r11