[clang] [llvm] [mlir] [AMDGPU] add clamp immediate operand to WMMA iu8 intrinsic (PR #171069)

[Shilei Tian via llvm-commits]

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@@ -483,14 +483,19 @@ v_wmma_i32_16x16x64_iu8 v[16:23], v[0:7], v[8:15], v[16:23] neg_lo:[0,1,0]
 // GFX1250: v_wmma_i32_16x16x64_iu8 v[16:23], v[0:7], v[8:15], v[16:23] neg_lo:[0,1,0] ; encoding: [0x10,0x00,0x72,0xcc,0x00,0x11,0x42,0x5c]
 // WAVESIZE-ERR: :[[@LINE-3]]:1: error: instruction requires wavesize=32
 
-v_wmma_i32_16x16x64_iu8 v[16:23], v[0:7], v[8:15], v[16:23] matrix_a_reuse
+v_wmma_i32_16x16x64_iu8 v[16:23], v[0:7], v[8:15], v[16:23] clamp
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shiltian wrote:

add the corresponding dasm test as well

https://github.com/llvm/llvm-project/pull/171069