[llvm] [AMDGPU] Replace `isInlinableLiteral16` with specific version (PR #84402)

[Shilei Tian via llvm-commits]

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@@ -112,7 +112,7 @@ bb:
 define amdgpu_ps void @test_wmma_bf16_16x16x16_bf16_imm(<8 x i16> %A, <8 x i16> %B, ptr addrspace(1) %out) {
 ; GFX12-LABEL: test_wmma_bf16_16x16x16_bf16_imm:
 ; GFX12:       ; %bb.0: ; %bb
-; GFX12-NEXT:    v_wmma_bf16_16x16x16_bf16 v[10:13], v[0:3], v[4:7], 1.0
+; GFX12-NEXT:    v_wmma_bf16_16x16x16_bf16 v[10:13], v[0:3], v[4:7], 0
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shiltian wrote:

> Also just as a note pulled from downstream: this shall use BF16 in the profile. As a minimum in the profile, but then also in the intrinsic. But downstream it still maintains 1.0, so something is missing.

Yes. That is on the top of my list. I'll fix the downstream today.

https://github.com/llvm/llvm-project/pull/84402