[llvm] r328859 - [X86] Add tests to verify the presence of "ReadAfterLd" after r328823.

[Andrea Di Biagio via llvm-commits]

Author: adibiagio
Date: Fri Mar 30 04:44:48 2018
New Revision: 328859

URL: http://llvm.org/viewvc/llvm-project?rev=328859&view=rev
Log:
[X86] Add tests to verify the presence of "ReadAfterLd" after r328823.

This change adds a couple of tests to verify the change introduced by revision
328823 ([X86] Correct the placement of ReadAfterLd in BEXTR and BZHI).


Added:
    llvm/trunk/test/tools/llvm-mca/X86/bextr-read-after-ld.s
    llvm/trunk/test/tools/llvm-mca/X86/bzhi-read-after-ld.s

Added: llvm/trunk/test/tools/llvm-mca/X86/bextr-read-after-ld.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-mca/X86/bextr-read-after-ld.s?rev=328859&view=auto
==============================================================================
--- llvm/trunk/test/tools/llvm-mca/X86/bextr-read-after-ld.s (added)
+++ llvm/trunk/test/tools/llvm-mca/X86/bextr-read-after-ld.s Fri Mar 30 04:44:48 2018
@@ -0,0 +1,29 @@
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=haswell -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=HASWELL
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=broadwell -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=BDWELL
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=skylake -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=SKYLAKE
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=BTVER2
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver1 -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=ZNVER1
+
+add     %edi, %esi
+bextrl	%esi, (%rdi), %eax
+
+
+# HASWELL:      Index	0123456789
+# HASWELL:      [0,0]	DeER .   .	addl	%edi, %esi
+# HASWELL-NEXT: [0,1]	DeeeeeeeER	bextrl	%esi, (%rdi), %eax
+
+# BDWELL:       Index	0123456789
+# BDWELL:       [0,0]	DeER .   .	addl	%edi, %esi
+# BDWELL-NEXT:  [0,1]	DeeeeeeeER	bextrl	%esi, (%rdi), %eax
+
+# SKYLAKE:      Index	0123456789
+# SKYLAKE:      [0,0]	DeER .   .	addl	%edi, %esi
+# SKYLAKE-NEXT: [0,1]	DeeeeeeeER	bextrl	%esi, (%rdi), %eax
+
+# BTVER2:       Index	0123456
+# BTVER2:       [0,0]	DeER ..	        addl	%edi, %esi
+# BTVER2-NEXT:  [0,1]	DeeeeER	        bextrl	%esi, (%rdi), %eax
+
+# ZNVER1:       Index	01234567
+# ZNVER1:       [0,0]	DeER . .	addl	%edi, %esi
+# ZNVER1-NEXT:  [0,1]	DeeeeeER	bextrl	%esi, (%rdi), %eax

Added: llvm/trunk/test/tools/llvm-mca/X86/bzhi-read-after-ld.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-mca/X86/bzhi-read-after-ld.s?rev=328859&view=auto
==============================================================================
--- llvm/trunk/test/tools/llvm-mca/X86/bzhi-read-after-ld.s (added)
+++ llvm/trunk/test/tools/llvm-mca/X86/bzhi-read-after-ld.s Fri Mar 30 04:44:48 2018
@@ -0,0 +1,24 @@
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=haswell -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=HASWELL
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=broadwell -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=BDWELL
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=skylake -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=SKYLAKE
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver1 -iterations=1 -timeline -resource-pressure=false < %s | FileCheck %s -check-prefix=ZNVER1
+
+add     %edi, %esi
+bzhil	%esi, (%rdi), %eax
+
+
+# HASWELL:      Index	012345678
+# HASWELL:      [0,0]	DeER .  .	addl	%edi, %esi
+# HASWELL-NEXT: [0,1]	DeeeeeeER	bzhil	%esi, (%rdi), %eax
+
+# BDWELL:       Index	012345678
+# BDWELL:       [0,0]	DeER .  .	addl	%edi, %esi
+# BDWELL-NEXT:  [0,1]	DeeeeeeER	bzhil	%esi, (%rdi), %eax
+
+# SKYLAKE:      Index	012345678
+# SKYLAKE:      [0,0]	DeER .  .	addl	%edi, %esi
+# SKYLAKE-NEXT: [0,1]	DeeeeeeER	bzhil	%esi, (%rdi), %eax
+
+# ZNVER1:       Index	01234567
+# ZNVER1:       [0,0]	DeER . .	addl	%edi, %esi
+# ZNVER1-NEXT:  [0,1]	DeeeeeER	bzhil	%esi, (%rdi), %eax