From ea03659d2340725c157f1eb0950a1cae08a122c3 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Thu, 25 Aug 2011 06:57:46 +0000
Subject: [PATCH] Add TB encoding to VEROALL, VZEROUPPER, and VCVTPS2PD to
 allow them to be disassembled. Fixes PR10723.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138551 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86InstrSSE.td             | 16 ++++++++--------
 test/MC/Disassembler/X86/simple-tests.txt |  6 ++++++
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td
index 7a6a6250e7f..c5d30397fdc 100644
--- a/lib/Target/X86/X86InstrSSE.td
+++ b/lib/Target/X86/X86InstrSSE.td
@@ -1220,13 +1220,13 @@ def VCVTTPD2DQYrm : VPDI<0xE6, MRMSrcMem, (outs VR128:$dst), (ins f256mem:$src),
 let Predicates = [HasAVX] in {
                   // SSE2 instructions without OpSize prefix
 def VCVTPS2PDrr : I<0x5A, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
-                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, VEX;
+                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, TB, VEX;
 def VCVTPS2PDrm : I<0x5A, MRMSrcMem, (outs VR128:$dst), (ins f64mem:$src),
-                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, VEX;
+                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, TB, VEX;
 def VCVTPS2PDYrr : I<0x5A, MRMSrcReg, (outs VR256:$dst), (ins VR128:$src),
-                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, VEX;
+                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, TB, VEX;
 def VCVTPS2PDYrm : I<0x5A, MRMSrcMem, (outs VR256:$dst), (ins f128mem:$src),
-                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, VEX;
+                     "vcvtps2pd\t{$src, $dst|$dst, $src}", []>, TB, VEX;
 }
 def CVTPS2PDrr : I<0x5A, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
                        "cvtps2pd\t{$src, $dst|$dst, $src}", []>, TB;
@@ -1236,12 +1236,12 @@ def CVTPS2PDrm : I<0x5A, MRMSrcMem, (outs VR128:$dst), (ins f64mem:$src),
 def Int_VCVTPS2PDrr : I<0x5A, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
                        "vcvtps2pd\t{$src, $dst|$dst, $src}",
                        [(set VR128:$dst, (int_x86_sse2_cvtps2pd VR128:$src))]>,
-                     VEX, Requires<[HasAVX]>;
+                     TB, VEX, Requires<[HasAVX]>;
 def Int_VCVTPS2PDrm : I<0x5A, MRMSrcMem, (outs VR128:$dst), (ins f64mem:$src),
                        "vcvtps2pd\t{$src, $dst|$dst, $src}",
                        [(set VR128:$dst, (int_x86_sse2_cvtps2pd
                                           (load addr:$src)))]>,
-                     VEX, Requires<[HasAVX]>;
+                     TB, VEX, Requires<[HasAVX]>;
 def Int_CVTPS2PDrr : I<0x5A, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
                        "cvtps2pd\t{$src, $dst|$dst, $src}",
                        [(set VR128:$dst, (int_x86_sse2_cvtps2pd VR128:$src))]>,
@@ -6159,13 +6159,13 @@ let Defs = [YMM0, YMM1, YMM2, YMM3, YMM4, YMM5, YMM6, YMM7,
             YMM8, YMM9, YMM10, YMM11, YMM12, YMM13, YMM14, YMM15] in {
   // Zero All YMM registers
   def VZEROALL : I<0x77, RawFrm, (outs), (ins), "vzeroall",
-                   [(int_x86_avx_vzeroall)]>, VEX, VEX_L, Requires<[HasAVX]>;
+                   [(int_x86_avx_vzeroall)]>, TB, VEX, VEX_L, Requires<[HasAVX]>;
 
 }
 
 // Zero Upper bits of YMM registers
 def VZEROUPPER : I<0x77, RawFrm, (outs), (ins), "vzeroupper",
-                   [(int_x86_avx_vzeroupper)]>, VEX, Requires<[HasAVX]>;
+                   [(int_x86_avx_vzeroupper)]>, TB, VEX, Requires<[HasAVX]>;
 
 //===----------------------------------------------------------------------===//
 // SSE Shuffle pattern fragments
diff --git a/test/MC/Disassembler/X86/simple-tests.txt b/test/MC/Disassembler/X86/simple-tests.txt
index 2de25ad1734..b1442315d1d 100644
--- a/test/MC/Disassembler/X86/simple-tests.txt
+++ b/test/MC/Disassembler/X86/simple-tests.txt
@@ -78,3 +78,9 @@
 
 # CHECK: vandps	%ymm3, %ymm1, %ymm0
 0xc5 0xf4 0x54 0xc3
+
+# CHECK: vzeroall
+0xc5 0xfc 0x77
+
+# CHECK: vcvtps2pd %xmm0, %ymm0
+0xc5 0xfc 0x5a 0xc0
-- 
2.34.1