[llvm] e4e0b65 - [X86][test] Pre-commit test for #77731

[Shengchen Kan via llvm-commits]

Author: Shengchen Kan
Date: 2024-01-11T18:51:34+08:00
New Revision: e4e0b6583861c111e485cf503940e7d5d8bc6d20

URL: https://github.com/llvm/llvm-project/commit/e4e0b6583861c111e485cf503940e7d5d8bc6d20
DIFF: https://github.com/llvm/llvm-project/commit/e4e0b6583861c111e485cf503940e7d5d8bc6d20.diff

LOG: [X86][test] Pre-commit test for #77731

Added: 
    llvm/test/CodeGen/X86/apx/compress-evex.mir

Modified: 
    

Removed: 
    


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diff  --git a/llvm/test/CodeGen/X86/apx/compress-evex.mir b/llvm/test/CodeGen/X86/apx/compress-evex.mir
new file mode 100644
index 00000000000000..13324cc5205f9d
--- /dev/null
+++ b/llvm/test/CodeGen/X86/apx/compress-evex.mir
@@ -0,0 +1,46 @@
+# RUN: llc %s -mtriple=x86_64-unknown -mattr=+ndd -start-before=x86-compress-evex -show-mc-encoding -o - | FileCheck %s
+
+...
+---
+name:            ndd_2_non_ndd_xor
+body:             |
+  bb.0.entry:
+    liveins: $rdi, $rsi
+    ; CHECK: xorq    %rsi, %rax, %rax                # encoding: [0x62,0xf4,0xfc,0x18,0x31,0xf0]
+    renamable $rax = ADD64rr_ND killed renamable $rdi, renamable $rsi, implicit-def dead $eflags
+    renamable $rax = XOR64rr_ND killed renamable $rax, killed renamable $rsi, implicit-def dead $eflags
+    RET64 $rax
+
+...
+---
+name:            ndd_2_non_ndd_sub
+body:             |
+  bb.0.entry:
+    liveins: $rdi, $rsi
+    ; CHECK: subq    %rsi, %rax, %rax                # encoding: [0x62,0xf4,0xfc,0x18,0x29,0xf0]
+    renamable $rax = ADD64rr_ND killed renamable $rdi, renamable $rsi, implicit-def dead $eflags
+    renamable $rax = SUB64rr_ND killed renamable $rax, killed renamable $rsi, implicit-def dead $eflags
+    RET64 $rax
+
+...
+---
+name:            ndd_2_non_ndd_commutable
+body:             |
+  bb.0.entry:
+    liveins: $rdi, $rsi
+    ; CHECK: xorq    %rax, %rsi, %rax                # encoding: [0x62,0xf4,0xfc,0x18,0x31,0xc6]
+    renamable $rax = ADD64rr_ND killed renamable $rdi, renamable $rsi, implicit-def dead $eflags
+    renamable $rax = XOR64rr_ND killed renamable $rsi, killed renamable $rax, implicit-def dead $eflags
+    RET64 $rax
+
+...
+---
+name:            ndd_2_non_ndd_incommutable
+body:             |
+  bb.0.entry:
+    liveins: $rdi, $rsi
+    ; CHECK: subq    %rax, %rsi, %rax                # encoding: [0x62,0xf4,0xfc,0x18,0x29,0xc6]
+    renamable $rax = ADD64rr_ND killed renamable $rdi, renamable $rsi, implicit-def dead $eflags
+    renamable $rax = SUB64rr_ND killed renamable $rsi, killed renamable $rax, implicit-def dead $eflags
+    RET64 $rax
+...