From 67d25b298aad54386a7ecab0b9c95cd663409aa5 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Fri, 10 Mar 2017 16:07:39 +0000
Subject: [PATCH] [X86][MMX] Regenerate mmx bitcast tests

llvm-svn: 297474
---
 llvm/test/CodeGen/X86/bitcast-mmx.ll | 122 +++++++++++++++++++--------
 1 file changed, 89 insertions(+), 33 deletions(-)

diff --git a/llvm/test/CodeGen/X86/bitcast-mmx.ll b/llvm/test/CodeGen/X86/bitcast-mmx.ll
index 4107f3914f81..7a6f6893ca3e 100644
--- a/llvm/test/CodeGen/X86/bitcast-mmx.ll
+++ b/llvm/test/CodeGen/X86/bitcast-mmx.ll
@@ -1,12 +1,20 @@
-; RUN: llc < %s -march=x86-64 -mattr=+mmx,+sse2 | FileCheck %s
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=i686-unknown -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X86
+; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X64
 
-define i32 @t0(i64 %x) {
-; CHECK-LABEL: t0:
-; CHECK:       # BB#0:{{.*}} %entry
-; CHECK:    movd %[[REG1:[a-z]+]], %mm0
-; CHECK-NEXT:    pshufw $238, %mm0, %mm0
-; CHECK-NEXT:    movd %mm0, %eax
-; CHECK-NEXT:    retq
+define i32 @t0(i64 %x) nounwind {
+; X86-LABEL: t0:
+; X86:       # BB#0: # %entry
+; X86-NEXT:    pshufw $238, {{[0-9]+}}(%esp), %mm0 # mm0 = mem[2,3,2,3]
+; X86-NEXT:    movd %mm0, %eax
+; X86-NEXT:    retl
+;
+; X64-LABEL: t0:
+; X64:       # BB#0: # %entry
+; X64-NEXT:    movd %rdi, %mm0
+; X64-NEXT:    pshufw $238, %mm0, %mm0 # mm0 = mm0[2,3,2,3]
+; X64-NEXT:    movd %mm0, %eax
+; X64-NEXT:    retq
 entry:
   %0 = bitcast i64 %x to <4 x i16>
   %1 = bitcast <4 x i16> %0 to x86_mmx
@@ -19,14 +27,29 @@ entry:
   ret i32 %7
 }
 
-define i64 @t1(i64 %x, i32 %n) {
-; CHECK-LABEL: t1:
-; CHECK:       # BB#0:{{.*}} %entry
-; CHECK:    movd %[[REG2:[a-z]+]], %mm0
-; CHECK-NEXT:    movd %[[REG1]], %mm1
-; CHECK-NEXT:    psllq %mm0, %mm1
-; CHECK-NEXT:    movd %mm1, %rax
-; CHECK-NEXT:    retq
+define i64 @t1(i64 %x, i32 %n) nounwind {
+; X86-LABEL: t1:
+; X86:       # BB#0: # %entry
+; X86-NEXT:    pushl %ebp
+; X86-NEXT:    movl %esp, %ebp
+; X86-NEXT:    andl $-8, %esp
+; X86-NEXT:    subl $8, %esp
+; X86-NEXT:    movq 8(%ebp), %mm0
+; X86-NEXT:    psllq 16(%ebp), %mm0
+; X86-NEXT:    movq %mm0, (%esp)
+; X86-NEXT:    movl (%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    movl %ebp, %esp
+; X86-NEXT:    popl %ebp
+; X86-NEXT:    retl
+;
+; X64-LABEL: t1:
+; X64:       # BB#0: # %entry
+; X64-NEXT:    movd %esi, %mm0
+; X64-NEXT:    movd %rdi, %mm1
+; X64-NEXT:    psllq %mm0, %mm1
+; X64-NEXT:    movd %mm1, %rax
+; X64-NEXT:    retq
 entry:
   %0 = bitcast i64 %x to x86_mmx
   %1 = tail call x86_mmx @llvm.x86.mmx.pslli.q(x86_mmx %0, i32 %n)
@@ -34,16 +57,32 @@ entry:
   ret i64 %2
 }
 
-define i64 @t2(i64 %x, i32 %n, i32 %w) {
-; CHECK-LABEL: t2:
-; CHECK:       # BB#0:{{.*}} %entry
-; CHECK:  movd %[[REG4:[a-z]+]], %mm0
-; CHECK-NEXT:  movd %[[REG6:[a-z0-9]+]], %mm1
-; CHECK-NEXT:  psllq %mm0, %mm1
-; CHECK-NEXT:  movd %[[REG1]], %mm0
-; CHECK-NEXT:  por %mm1, %mm0
-; CHECK-NEXT:  movd %mm0, %rax
-; CHECK-NEXT:  retq
+define i64 @t2(i64 %x, i32 %n, i32 %w) nounwind {
+; X86-LABEL: t2:
+; X86:       # BB#0: # %entry
+; X86-NEXT:    pushl %ebp
+; X86-NEXT:    movl %esp, %ebp
+; X86-NEXT:    andl $-8, %esp
+; X86-NEXT:    subl $8, %esp
+; X86-NEXT:    movd 20(%ebp), %mm0
+; X86-NEXT:    psllq 16(%ebp), %mm0
+; X86-NEXT:    por 8(%ebp), %mm0
+; X86-NEXT:    movq %mm0, (%esp)
+; X86-NEXT:    movl (%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    movl %ebp, %esp
+; X86-NEXT:    popl %ebp
+; X86-NEXT:    retl
+;
+; X64-LABEL: t2:
+; X64:       # BB#0: # %entry
+; X64-NEXT:    movd %esi, %mm0
+; X64-NEXT:    movd %edx, %mm1
+; X64-NEXT:    psllq %mm0, %mm1
+; X64-NEXT:    movd %rdi, %mm0
+; X64-NEXT:    por %mm1, %mm0
+; X64-NEXT:    movd %mm0, %rax
+; X64-NEXT:    retq
 entry:
   %0 = insertelement <2 x i32> undef, i32 %w, i32 0
   %1 = insertelement <2 x i32> %0, i32 0, i32 1
@@ -55,13 +94,30 @@ entry:
   ret i64 %6
 }
 
-define i64 @t3(<1 x i64>* %y, i32* %n) {
-; CHECK-LABEL: t3:
-; CHECK:       # BB#0:{{.*}} %entry
-; CHECK:    movq (%[[REG1]]), %mm0
-; CHECK-NEXT:    psllq (%[[REG3:[a-z]+]]), %mm0
-; CHECK-NEXT:    movd %mm0, %rax
-; CHECK-NEXT:    retq
+define i64 @t3(<1 x i64>* %y, i32* %n) nounwind {
+; X86-LABEL: t3:
+; X86:       # BB#0: # %entry
+; X86-NEXT:    pushl %ebp
+; X86-NEXT:    movl %esp, %ebp
+; X86-NEXT:    andl $-8, %esp
+; X86-NEXT:    subl $8, %esp
+; X86-NEXT:    movl 12(%ebp), %eax
+; X86-NEXT:    movl 8(%ebp), %ecx
+; X86-NEXT:    movq (%ecx), %mm0
+; X86-NEXT:    psllq (%eax), %mm0
+; X86-NEXT:    movq %mm0, (%esp)
+; X86-NEXT:    movl (%esp), %eax
+; X86-NEXT:    movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT:    movl %ebp, %esp
+; X86-NEXT:    popl %ebp
+; X86-NEXT:    retl
+;
+; X64-LABEL: t3:
+; X64:       # BB#0: # %entry
+; X64-NEXT:    movq (%rdi), %mm0
+; X64-NEXT:    psllq (%rsi), %mm0
+; X64-NEXT:    movd %mm0, %rax
+; X64-NEXT:    retq
 entry:
   %0 = bitcast <1 x i64>* %y to x86_mmx*
   %1 = load x86_mmx, x86_mmx* %0, align 8