[llvm] [AMDGPU][RFC] Combine asm and disasm tests. (PR #92895)

[Ivan Kosarev via llvm-commits]

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@@ -1,3590 +1,3597 @@
-// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,-wavefrontsize64 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
-// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=-wavefrontsize32,+wavefrontsize64 -show-encoding %s | FileCheck --check-prefix=GFX12 %s
+// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,-wavefrontsize64 -show-encoding %s | FileCheck --strict-whitespace --check-prefixes=GFX12,GFX12-ASM %s
+// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,-wavefrontsize64 -show-encoding %s | sed -n 's/.*encoding: \(\[.*\]\).*/\1/p' | llvm-mc -triple=amdgcn -mcpu=gfx1200 -mattr=+wavefrontsize32,-wavefrontsize64 -disassemble -show-encoding | FileCheck --strict-whitespace --check-prefixes=GFX12,GFX12-DIS %s
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kosarev wrote:

> Does `s/.*encoding://p` work?

Yes!

> This version does increase the run line complexity quite a bit. We have to maintain this regex in every test, which isn't great.

Added a lit substitution to address that.

https://github.com/llvm/llvm-project/pull/92895