ARM: Negative offset support problem

[oota-llvm.git] / test / CodeGen / ARM / fold-stack-adjust.ll

diff --git a/test/CodeGen/ARM/fold-stack-adjust.ll b/test/CodeGen/ARM/fold-stack-adjust.ll
index feac793f4f8aa422f5e0f23dc8792ebe428b17c4..514d4a9fccb9d543270a43d2f75a062e4eddfab8 100644 (file)
--- a/test/CodeGen/ARM/fold-stack-adjust.ll
+++ b/test/CodeGen/ARM/fold-stack-adjust.ll
@@ -1,6 +1,7 @@
 ; RUN: llc -mtriple=thumbv7-apple-none-macho < %s | FileCheck %s
 ; RUN: llc -mtriple=thumbv6m-apple-none-macho -disable-fp-elim < %s | FileCheck %s --check-prefix=CHECK-T1
 ; RUN: llc -mtriple=thumbv7-apple-darwin-ios -disable-fp-elim < %s | FileCheck %s --check-prefix=CHECK-IOS
+; RUN: llc -mtriple=thumbv7--linux-gnueabi -disable-fp-elim < %s | FileCheck %s --check-prefix=CHECK-LINUX
 
 
 declare void @bar(i8*)
@@ -11,11 +12,11 @@ declare void @bar(i8*)
 
 define void @check_simple() minsize {
 ; CHECK-LABEL: check_simple:
-; CHECK: push {r3, r4, r5, r6, r7, lr}
+; CHECK: push.w {r7, r8, r9, r10, r11, lr}
 ; CHECK-NOT: sub sp, sp,
 ; ...
 ; CHECK-NOT: add sp, sp,
-; CHECK: pop {r0, r1, r2, r3, r7, pc}
+; CHECK: pop.w {r0, r1, r2, r3, r11, pc}
 
 ; CHECK-T1-LABEL: check_simple:
 ; CHECK-T1: push {r3, r4, r5, r6, r7, lr}
@@ -43,11 +44,11 @@ define void @check_simple() minsize {
 
 define void @check_simple_too_big() minsize {
 ; CHECK-LABEL: check_simple_too_big:
-; CHECK: push {r7, lr}
+; CHECK: push.w {r11, lr}
 ; CHECK: sub sp,
 ; ...
 ; CHECK: add sp,
-; CHECK: pop {r7, pc}
+; CHECK: pop.w {r11, pc}
   %var = alloca i8, i32 64
   call void @bar(i8* %var)
   ret void
@@ -92,11 +93,11 @@ define void @check_vfp_fold() minsize {
 ; folded in except that doing so would clobber the value being returned.
 define i64 @check_no_return_clobber() minsize {
 ; CHECK-LABEL: check_no_return_clobber:
-; CHECK: push {r1, r2, r3, r4, r5, r6, r7, lr}
+; CHECK: push.w {r5, r6, r7, r8, r9, r10, r11, lr}
 ; CHECK-NOT: sub sp,
 ; ...
 ; CHECK: add sp, #24
-; CHECK: pop {r7, pc}
+; CHECK: pop.w {r11, pc}
 
   ; Just to keep iOS FileCheck within previous function:
 ; CHECK-IOS-LABEL: check_no_return_clobber:
@@ -166,22 +167,55 @@ end:
 define void @test_varsize(...) minsize {
 ; CHECK-T1-LABEL: test_varsize:
 ; CHECK-T1: sub        sp, #16
-; CHECK-T1: push       {r2, r3, r4, r5, r7, lr}
+; CHECK-T1: push       {r5, r6, r7, lr}
 ; ...
-; CHECK-T1: pop        {r2, r3, r4, r5, r7}
+; CHECK-T1: pop        {r2, r3, r7}
 ; CHECK-T1: pop        {r3}
 ; CHECK-T1: add        sp, #16
 ; CHECK-T1: bx r3
 
 ; CHECK-LABEL: test_varsize:
 ; CHECK: sub   sp, #16
-; CHECK: push  {r5, r6, r7, lr}
+; CHECK: push.w {r9, r10, r11, lr}
 ; ...
-; CHECK: pop.w {r2, r3, r7, lr}
+; CHECK: pop.w {r2, r3, r11, lr}
 ; CHECK: add   sp, #16
 ; CHECK: bx    lr
 
   %var = alloca i8, i32 8
+  call void @llvm.va_start(i8* %var)
   call void @bar(i8* %var)
   ret void
 }
+
+%"MyClass" = type { i8*, i32, i32, float, float, float, [2 x i8], i32, i32* }
+
+declare float @foo()
+
+declare void @bar3()
+
+declare %"MyClass"* @bar2(%"MyClass"* returned, i16*, i32, float, float, i32, i32, i1 zeroext, i1 zeroext, i32)
+
+define fastcc float @check_vfp_no_return_clobber2(i16* %r, i16* %chars, i32 %length, i1 zeroext %flag) minsize {
+entry:
+; CHECK-LINUX-LABEL: check_vfp_no_return_clobber2
+; CHECK-LINUX: vpush   {d0, d1, d2, d3, d4, d5, d6, d7, d8}
+; CHECK-NOT: sub sp,
+; ...
+; CHECK-LINUX: add sp
+; CHECK-LINUX: vpop {d8}
+  %run = alloca %"MyClass", align 4
+  %call = call %"MyClass"* @bar2(%"MyClass"* %run, i16* %chars, i32 %length, float 0.000000e+00, float 0.000000e+00, i32 1, i32 1, i1 zeroext false, i1 zeroext true, i32 3)
+  %call1 = call float @foo()
+  %cmp = icmp eq %"MyClass"* %run, null
+  br i1 %cmp, label %exit, label %if.then
+
+if.then:                                          ; preds = %entry
+  call void @bar3()
+  br label %exit
+
+exit:                                             ; preds = %if.then, %entry
+  ret float %call1
+}
+
+declare void @llvm.va_start(i8*) nounwind