[X86][MMX] Added MMX stack folding tests

[oota-llvm.git] / test / CodeGen / Thumb2 / crash.ll

diff --git a/test/CodeGen/Thumb2/crash.ll b/test/CodeGen/Thumb2/crash.ll
index d8b51ec82dedd7ae6567a9e9d9d8dbfafd3c3a89..893a45d8f722284e9c2c030482d8adfbced92c05 100644 (file)
--- a/test/CodeGen/Thumb2/crash.ll
+++ b/test/CodeGen/Thumb2/crash.ll
@@ -1,4 +1,5 @@
-; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8
+; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 -verify-machineinstrs
+; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 -verify-machineinstrs -O0
 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32"
 target triple = "thumbv7-apple-darwin10"
 
@@ -6,13 +7,13 @@ target triple = "thumbv7-apple-darwin10"
 define arm_apcscc void @NEON_vst4q_u32(i32* nocapture %sp0, i32* nocapture %sp1, i32* nocapture %sp2, i32* nocapture %sp3, i32* %dp) nounwind {
 entry:
   %0 = bitcast i32* %sp0 to <4 x i32>*            ; <<4 x i32>*> [#uses=1]
-  %1 = load <4 x i32>* %0, align 16               ; <<4 x i32>> [#uses=1]
+  %1 = load <4 x i32>, <4 x i32>* %0, align 16               ; <<4 x i32>> [#uses=1]
   %2 = bitcast i32* %sp1 to <4 x i32>*            ; <<4 x i32>*> [#uses=1]
-  %3 = load <4 x i32>* %2, align 16               ; <<4 x i32>> [#uses=1]
+  %3 = load <4 x i32>, <4 x i32>* %2, align 16               ; <<4 x i32>> [#uses=1]
   %4 = bitcast i32* %sp2 to <4 x i32>*            ; <<4 x i32>*> [#uses=1]
-  %5 = load <4 x i32>* %4, align 16               ; <<4 x i32>> [#uses=1]
+  %5 = load <4 x i32>, <4 x i32>* %4, align 16               ; <<4 x i32>> [#uses=1]
   %6 = bitcast i32* %sp3 to <4 x i32>*            ; <<4 x i32>*> [#uses=1]
-  %7 = load <4 x i32>* %6, align 16               ; <<4 x i32>> [#uses=1]
+  %7 = load <4 x i32>, <4 x i32>* %6, align 16               ; <<4 x i32>> [#uses=1]
   %8 = bitcast i32* %dp to i8*                    ; <i8*> [#uses=1]
   tail call void @llvm.arm.neon.vst4.v4i32(i8* %8, <4 x i32> %1, <4 x i32> %3, <4 x i32> %5, <4 x i32> %7, i32 1)
   ret void
@@ -31,8 +32,8 @@ bb.nph:
 
 bb:                                               ; preds = %bb, %bb.nph
   %0 = phi i32 [ 0, %bb.nph ], [ %1, %bb ]        ; <i32> [#uses=4]
-  %scevgep = getelementptr [16 x i32]* @sbuf, i32 0, i32 %0 ; <i32*> [#uses=1]
-  %scevgep5 = getelementptr [16 x i32]* @dbuf, i32 0, i32 %0 ; <i32*> [#uses=1]
+  %scevgep = getelementptr [16 x i32], [16 x i32]* @sbuf, i32 0, i32 %0 ; <i32*> [#uses=1]
+  %scevgep5 = getelementptr [16 x i32], [16 x i32]* @dbuf, i32 0, i32 %0 ; <i32*> [#uses=1]
   store i32 %0, i32* %scevgep, align 4
   store i32 -1, i32* %scevgep5, align 4
   %1 = add nsw i32 %0, 1                          ; <i32> [#uses=2]
@@ -40,10 +41,47 @@ bb:                                               ; preds = %bb, %bb.nph
   br i1 %exitcond, label %bb2, label %bb
 
 bb2:                                              ; preds = %bb
-  %2 = load <4 x i32>* bitcast ([16 x i32]* @sbuf to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
-  %3 = load <4 x i32>* bitcast (i32* getelementptr inbounds ([16 x i32]* @sbuf, i32 0, i32 4) to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
-  %4 = load <4 x i32>* bitcast (i32* getelementptr inbounds ([16 x i32]* @sbuf, i32 0, i32 8) to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
-  %5 = load <4 x i32>* bitcast (i32* getelementptr inbounds ([16 x i32]* @sbuf, i32 0, i32 12) to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
+  %2 = load <4 x i32>, <4 x i32>* bitcast ([16 x i32]* @sbuf to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
+  %3 = load <4 x i32>, <4 x i32>* bitcast (i32* getelementptr inbounds ([16 x i32], [16 x i32]* @sbuf, i32 0, i32 4) to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
+  %4 = load <4 x i32>, <4 x i32>* bitcast (i32* getelementptr inbounds ([16 x i32], [16 x i32]* @sbuf, i32 0, i32 8) to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
+  %5 = load <4 x i32>, <4 x i32>* bitcast (i32* getelementptr inbounds ([16 x i32], [16 x i32]* @sbuf, i32 0, i32 12) to <4 x i32>*), align 16 ; <<4 x i32>> [#uses=1]
   tail call void @llvm.arm.neon.vst4.v4i32(i8* bitcast ([16 x i32]* @dbuf to i8*), <4 x i32> %2, <4 x i32> %3, <4 x i32> %4, <4 x i32> %5, i32 1) nounwind
   ret i32 0
 }
+
+; PR12389
+; Make sure the DPair register class can spill.
+define void @pr12389(i8* %p) nounwind ssp {
+entry:
+  %vld1 = tail call <4 x float> @llvm.arm.neon.vld1.v4f32(i8* %p, i32 1)
+  tail call void asm sideeffect "", "~{q0},~{q1},~{q2},~{q3},~{q4},~{q5},~{q6},~{q7},~{q8},~{q9},~{q10},~{q11},~{q12},~{q13},~{q14},~{q15}"() nounwind
+  tail call void @llvm.arm.neon.vst1.v4f32(i8* %p, <4 x float> %vld1, i32 1)
+  ret void
+}
+
+declare <4 x float> @llvm.arm.neon.vld1.v4f32(i8*, i32) nounwind readonly
+
+declare void @llvm.arm.neon.vst1.v4f32(i8*, <4 x float>, i32) nounwind
+
+; <rdar://problem/11101911>
+; When an strd is expanded into two str instructions, make sure the first str
+; doesn't kill the base register. This can happen if the base register is the
+; same as the data register.
+%class = type { i8*, %class*, i32 }
+define void @f11101911(%class* %this, i32 %num) ssp align 2 {
+entry:
+  %p1 = getelementptr inbounds %class, %class* %this, i32 0, i32 1
+  %p2 = getelementptr inbounds %class, %class* %this, i32 0, i32 2
+  tail call void asm sideeffect "", "~{r1},~{r3},~{r5},~{r11},~{r13}"() nounwind
+  store %class* %this, %class** %p1, align 4
+  store i32 %num, i32* %p2, align 4
+  ret void
+}
+
+; Check RAFast handling of inline assembly with many dense clobbers.
+; The large tuple aliases of the vector registers can cause problems.
+define void @rdar13249625(double* nocapture %p) nounwind {
+  %1 = tail call double asm sideeffect "@ $0", "=w,~{d0},~{q1},~{q2},~{q3},~{q4},~{q5},~{q6},~{q7},~{q8},~{q9},~{q10},~{q11},~{q12},~{q13},~{q14},~{q15}"() nounwind
+  store double %1, double* %p, align 4
+  ret void
+}