[llvm] [AMDGPU] Add OMOD folding for TRANS bfloat16 instructions (PR #218286)

[Tim Gymnich via llvm-commits]

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@@ -0,0 +1,318 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
+; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1250 -mattr=-real-true16 < %s | FileCheck -check-prefix=SDAG-FAKE16 %s
+; xUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1250 -mattr=-real-true16 < %s | FileCheck -check-prefix=GISEL-FAKE16 %s
+; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1250 -mattr=+real-true16 < %s | FileCheck -check-prefix=SDAG-REAL16 %s
+; xUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1250 -mattr=+real-true16 < %s | FileCheck -check-prefix=GISEL-REAL16 %s
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tgymnich wrote:

```suggestion
; RUN: llc -global-isel=0 -mtriple=amdgpu12.50 -mattr=-real-true16 < %s | FileCheck -check-prefix=SDAG-FAKE16 %s
; xUN: llc -global-isel=1 -mtriple=amdgpu12.50 -mattr=-real-true16 < %s | FileCheck -check-prefix=GISEL-FAKE16 %s
; RUN: llc -global-isel=0 -mtriple=amdgpu12.50 -mattr=+real-true16 < %s | FileCheck -check-prefix=SDAG-REAL16 %s
; xUN: llc -global-isel=1 -mtriple=amdgpu12.50 -mattr=+real-true16 < %s | FileCheck -check-prefix=GISEL-REAL16 %s
```

https://github.com/llvm/llvm-project/pull/218286