; arbitrarily force alignment up to 32-bytes for i386 hoping that this will
; exceed any ABI provisions.
;
-; RUN: llc < %s -force-align-stack -stack-alignment=32 | FileCheck %s
+; RUN: llc < %s -mcpu=generic -force-align-stack -stack-alignment=32 | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32-S128"
target triple = "i386-unknown-linux-gnu"
}
define i64 @g(i32 %i) nounwind {
-; CHECK: g:
+; CHECK-LABEL: g:
; CHECK: pushl %ebp
; CHECK-NEXT: movl %esp, %ebp
-; CHECK-NEXT: andl $-32, %esp
; CHECK-NEXT: pushl
; CHECK-NEXT: pushl
-; CHECK-NEXT: subl $24, %esp
+; CHECK-NEXT: andl $-32, %esp
+; CHECK-NEXT: subl $32, %esp
;
-; Now setup the base pointer (%ebx).
-; CHECK-NEXT: movl %esp, %ebx
+; Now setup the base pointer (%esi).
+; CHECK-NEXT: movl %esp, %esi
; CHECK-NOT: {{[^ ,]*}}, %esp
;
; The next adjustment of the stack is due to the alloca.
; CHECK-NEXT: addl $32, %esp
; CHECK-NOT: {{[^ ,]*}}, %esp
;
-; Restore %esp from %ebx (base pointer) so we can pop the callee-saved
-; registers. This is the state prior to the allocation of VLAs.
+; Restore %esp from %ebp (frame pointer) and subtract the size of
+; zone with callee-saved registers to pop them.
+; This is the state prior to stack realignment and the allocation of VLAs.
; CHECK-NOT: popl
-; CHECK: movl %ebx, %esp
-; CHECK-NEXT: addl $24, %esp
+; CHECK: leal -8(%ebp), %esp
; CHECK-NEXT: popl
; CHECK-NEXT: popl
-;
-; Finally we need to restore %esp from %ebp due to dynamic stack
-; realignment.
-; CHECK-NEXT: movl %ebp, %esp
; CHECK-NEXT: popl %ebp
; CHECK-NEXT: ret