[llvm-branch-commits] [clang] [llvm] AMDGPU: Add v_smfmac_f32_32x32x32_bf16 for gfx950 (PR #117212)

via llvm-branch-commits llvm-branch-commits at lists.llvm.org
Thu Nov 21 10:58:34 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-llvm-analysis

@llvm/pr-subscribers-clang

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>



---

Patch is 40.89 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/117212.diff


12 Files Affected:

- (modified) clang/include/clang/Basic/BuiltinsAMDGPU.def (+1) 
- (modified) clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl (+7) 
- (modified) clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl (+6) 
- (modified) clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl (+1) 
- (modified) llvm/include/llvm/IR/IntrinsicsAMDGPU.td (+1) 
- (modified) llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp (+4) 
- (modified) llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp (+2-1) 
- (modified) llvm/lib/Target/AMDGPU/SIInstrInfo.td (+1) 
- (modified) llvm/lib/Target/AMDGPU/VOP3PInstructions.td (+3) 
- (modified) llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll (+528) 
- (modified) llvm/test/MC/AMDGPU/mai-gfx950.s (+36) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx950_mai.txt (+23) 


``````````diff
diff --git a/clang/include/clang/Basic/BuiltinsAMDGPU.def b/clang/include/clang/Basic/BuiltinsAMDGPU.def
index 5a6c3e0d701f09..e93f570a6353b5 100644
--- a/clang/include/clang/Basic/BuiltinsAMDGPU.def
+++ b/clang/include/clang/Basic/BuiltinsAMDGPU.def
@@ -447,6 +447,7 @@ TARGET_BUILTIN(__builtin_amdgcn_mfma_i32_32x32x32_i8, "V16iV4iV4iV16iIiIiIi", "n
 TARGET_BUILTIN(__builtin_amdgcn_smfmac_f32_16x16x64_f16, "V4fV8hV16hV4fiIiIi", "nc", "gfx950-insts")
 TARGET_BUILTIN(__builtin_amdgcn_smfmac_f32_32x32x32_f16, "V16fV8hV16hV16fiIiIi", "nc", "gfx950-insts")
 TARGET_BUILTIN(__builtin_amdgcn_smfmac_f32_16x16x64_bf16, "V4fV8yV16yV4fiIiIi", "nc", "gfx950-insts")
+TARGET_BUILTIN(__builtin_amdgcn_smfmac_f32_32x32x32_bf16, "V16fV8yV16yV16fiIiIi", "nc", "gfx950-insts")
 
 //===----------------------------------------------------------------------===//
 // GFX12+ only builtins.
diff --git a/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl b/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl
index 833c894252bb61..1977abaec9d575 100644
--- a/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl
+++ b/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl
@@ -489,4 +489,11 @@ void test_smfmac_f32_16x16x64_bf16(global v4f* out, v8bf16 a, v16bf16 b, v4f c,
   *out = __builtin_amdgcn_smfmac_f32_16x16x64_bf16(a, b, c, idx, 0, 0);
 }
 
+// CHECK-GFX950-LABEL: @test_smfmac_f32_32x32x32_bf16
+// CHECK-GFX950: call <16 x float> @llvm.amdgcn.smfmac.f32.32x32x32.bf16(<8 x bfloat> %a, <16 x bfloat> %b, <16 x float> %c, i32 %idx, i32 0, i32 0)
+void test_smfmac_f32_32x32x32_bf16(global v16f* out, v8bf16 a, v16bf16 b, v16f c, int idx)
+{
+  *out = __builtin_amdgcn_smfmac_f32_32x32x32_bf16(a, b, c, idx, 0, 0);
+}
+
 #endif
diff --git a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl
index b00058a6359c46..a80926c2644851 100644
--- a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl
+++ b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl
@@ -82,3 +82,9 @@ void test_smfmac_f32_16x16x64_bf16(global float4* out, bfloat8 a, bfloat16 b, fl
   *out = __builtin_amdgcn_smfmac_f32_16x16x64_bf16(a, b, c, idx, d, 0); // expected-error{{argument to '__builtin_amdgcn_smfmac_f32_16x16x64_bf16' must be a constant integer}}
   *out = __builtin_amdgcn_smfmac_f32_16x16x64_bf16(a, b, c, idx, 0, d); // expected-error{{argument to '__builtin_amdgcn_smfmac_f32_16x16x64_bf16' must be a constant integer}}
 }
+
+void test_smfmac_f32_32x32x32_bf16(global float16* out, bfloat8 a, bfloat16 b, float16 c, int idx, int d)
+{
+  *out = __builtin_amdgcn_smfmac_f32_32x32x32_bf16(a, b, c, idx, d, 0); // expected-error{{argument to '__builtin_amdgcn_smfmac_f32_32x32x32_bf16' must be a constant integer}}
+  *out = __builtin_amdgcn_smfmac_f32_32x32x32_bf16(a, b, c, idx, 0, d); // expected-error{{argument to '__builtin_amdgcn_smfmac_f32_32x32x32_bf16' must be a constant integer}}
+}
diff --git a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl
index afbe132ba6d5df..090cd3348ee837 100644
--- a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl
+++ b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl
@@ -37,6 +37,7 @@ void test(__global float4* out0, half8 a0, half8 b0, float4 c0,
   *out6 = __builtin_amdgcn_smfmac_f32_16x16x64_f16(a6, b6, c6, 0, 0, 0); // expected-error{{'__builtin_amdgcn_smfmac_f32_16x16x64_f16' needs target feature gfx950-insts}}
   *out7 = __builtin_amdgcn_smfmac_f32_32x32x32_f16(a7, b7, c7, 0, 0, 0); // expected-error{{'__builtin_amdgcn_smfmac_f32_32x32x32_f16' needs target feature gfx950-insts}}
   *out8 = __builtin_amdgcn_smfmac_f32_16x16x64_bf16(a8, b8, c8, 0, 0, 0); // expected-error{{'__builtin_amdgcn_smfmac_f32_16x16x64_bf16' needs target feature gfx950-insts}}
+  *out9 = __builtin_amdgcn_smfmac_f32_32x32x32_bf16(a9, b9, c9, 0, 0, 0); // expected-error{{'__builtin_amdgcn_smfmac_f32_32x32x32_bf16' needs target feature gfx950-insts}}
   *out14 = __builtin_amdgcn_mfma_scale_f32_16x16x128_f8f6f4(a14, b14, c14, 0, 0, 0, d14, 0, e14); // expected-error{{'__builtin_amdgcn_mfma_scale_f32_16x16x128_f8f6f4' needs target feature gfx950-insts}}
   *out15 = __builtin_amdgcn_mfma_scale_f32_32x32x64_f8f6f4(a15, b15, c15, 0, 0, 0, d15, 0, e15); // expected-error{{'__builtin_amdgcn_mfma_scale_f32_32x32x64_f8f6f4' needs target feature gfx950-insts}}
 }
diff --git a/llvm/include/llvm/IR/IntrinsicsAMDGPU.td b/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
index 0e207be4399dbf..a02efac1a86b1b 100644
--- a/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
+++ b/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
@@ -3155,6 +3155,7 @@ def int_amdgcn_mfma_scale_f32_32x32x64_f8f6f4 : AMDGPUMfmaScaleIntrinsic<llvm_v1
 def int_amdgcn_smfmac_f32_16x16x64_f16 : AMDGPUMSmfmacIntrinsic<llvm_v4f32_ty, llvm_v8f16_ty, llvm_v16f16_ty>;
 def int_amdgcn_smfmac_f32_32x32x32_f16 : AMDGPUMSmfmacIntrinsic<llvm_v16f32_ty, llvm_v8f16_ty, llvm_v16f16_ty>;
 def int_amdgcn_smfmac_f32_16x16x64_bf16 : AMDGPUMSmfmacIntrinsic<llvm_v4f32_ty, llvm_v8bf16_ty, llvm_v16bf16_ty>;
+def int_amdgcn_smfmac_f32_32x32x32_bf16 : AMDGPUMSmfmacIntrinsic<llvm_v16f32_ty, llvm_v8bf16_ty, llvm_v16bf16_ty>;
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
index 75553790b98e56..c7e724b202003a 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
@@ -1093,6 +1093,7 @@ bool AMDGPUInstructionSelector::selectG_INTRINSIC(MachineInstr &I) const {
   case Intrinsic::amdgcn_smfmac_f32_16x16x64_f16:
   case Intrinsic::amdgcn_smfmac_f32_32x32x32_f16:
   case Intrinsic::amdgcn_smfmac_f32_16x16x64_bf16:
+  case Intrinsic::amdgcn_smfmac_f32_32x32x32_bf16:
     return selectSMFMACIntrin(I);
   default:
     return selectImpl(I, *CoverageInfo);
@@ -3494,6 +3495,9 @@ bool AMDGPUInstructionSelector::selectSMFMACIntrin(MachineInstr &MI) const {
   case Intrinsic::amdgcn_smfmac_f32_16x16x64_bf16:
     Opc = AMDGPU::V_SMFMAC_F32_16X16X64_BF16_e64;
     break;
+  case Intrinsic::amdgcn_smfmac_f32_32x32x32_bf16:
+    Opc = AMDGPU::V_SMFMAC_F32_32X32X32_BF16_e64;
+    break;
   default:
     llvm_unreachable("unhandled smfmac intrinsic");
   }
diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
index 519bbc9935c81d..d7e0c6ee3e0e32 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -4807,7 +4807,8 @@ AMDGPURegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
     case Intrinsic::amdgcn_smfmac_f32_32x32x32_fp8_fp8:
     case Intrinsic::amdgcn_smfmac_f32_16x16x64_f16:
     case Intrinsic::amdgcn_smfmac_f32_32x32x32_f16:
-    case Intrinsic::amdgcn_smfmac_f32_16x16x64_bf16: {
+    case Intrinsic::amdgcn_smfmac_f32_16x16x64_bf16:
+    case Intrinsic::amdgcn_smfmac_f32_32x32x32_bf16: {
       // vdst, srcA, srcB, srcC, idx
       OpdsMapping[0] = getAGPROpMapping(MI.getOperand(0).getReg(), MRI, *TRI);
       OpdsMapping[2] = getVGPROpMapping(MI.getOperand(2).getReg(), MRI, *TRI);
diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.td b/llvm/lib/Target/AMDGPU/SIInstrInfo.td
index f608c5a93f0e07..82fed425621d43 100644
--- a/llvm/lib/Target/AMDGPU/SIInstrInfo.td
+++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.td
@@ -2873,6 +2873,7 @@ def VOP_V4F32_V8F16_V16F16_I32    : VOPProfile <[v4f32,  v8f16, v16f16, i32]>;
 def VOP_V4F32_V8BF16_V16BF16_I32  : VOPProfile <[v4f32,  v8bf16, v16bf16, i32]>;
 def VOP_V16F32_V4F16_V8F16_I32    : VOPProfile <[v16f32, v4f16, v8f16, i32]>;
 def VOP_V16F32_V8F16_V16F16_I32   : VOPProfile <[v16f32, v8f16, v16f16, i32]>;
+def VOP_V16F32_V8BF16_V16BF16_I32 : VOPProfile <[v16f32, v8bf16, v16bf16, i32]>;
 def VOP_V4F32_V4I16_V8I16_I32     : VOPProfile <[v4f32,  v4i16, v8i16, i32]>;
 def VOP_V16F32_V4I16_V8I16_I32    : VOPProfile <[v16f32, v4i16, v8i16, i32]>;
 def VOP_V4I32_V2I32_V4I32_I32     : VOPProfile <[v4i32,  v2i32, v4i32, i32]>;
diff --git a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
index 467415c1a47588..b03b3572b5d539 100644
--- a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
+++ b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
@@ -632,6 +632,7 @@ def VOPProfileSMFMAC_F32_16X16X32_F16 : VOPProfileSMFMAC<VOP_V4F32_V4F16_V8F16_I
 def VOPProfileSMFMAC_F32_16X16X64_F16 : VOPProfileSMFMAC<VOP_V4F32_V8F16_V16F16_I32, AVDst_128, AVSrc_128, AVSrc_256>;
 def VOPProfileSMFMAC_F32_32X32X32_F16 : VOPProfileSMFMAC<VOP_V16F32_V8F16_V16F16_I32, AVDst_512, AVSrc_128, AVSrc_256>;
 def VOPProfileSMFMAC_F32_16X16X64_BF16 : VOPProfileSMFMAC<VOP_V4F32_V8BF16_V16BF16_I32,  AVDst_128, AVSrc_128, AVSrc_256>;
+def VOPProfileSMFMAC_F32_32X32X32_BF16 : VOPProfileSMFMAC<VOP_V16F32_V8BF16_V16BF16_I32, AVDst_512, AVSrc_128, AVSrc_256>;
 def VOPProfileSMFMAC_F32_32X32X16_F16 : VOPProfileSMFMAC<VOP_V16F32_V4F16_V8F16_I32, AVDst_512, AVSrc_64, AVSrc_128>;
 def VOPProfileSMFMAC_F32_16X16X32_I16 : VOPProfileSMFMAC<VOP_V4F32_V4I16_V8I16_I32,  AVDst_128, AVSrc_64, AVSrc_128>;
 def VOPProfileSMFMAC_F32_32X32X16_I16 : VOPProfileSMFMAC<VOP_V16F32_V4I16_V8I16_I32, AVDst_512, AVSrc_64, AVSrc_128>;
@@ -1049,6 +1050,7 @@ let SubtargetPredicate = HasGFX950Insts in {
 defm V_SMFMAC_F32_16X16X64_F16     : SMFMACInst<"v_smfmac_f32_16x16x64_f16",     "F32_16X16X64_F16", int_amdgcn_smfmac_f32_16x16x64_f16>;
 defm V_SMFMAC_F32_32X32X32_F16     : SMFMACInst<"v_smfmac_f32_32x32x32_f16",     "F32_32X32X32_F16", int_amdgcn_smfmac_f32_32x32x32_f16>;
 defm V_SMFMAC_F32_16X16X64_BF16    : SMFMACInst<"v_smfmac_f32_16x16x64_bf16",    "F32_16X16X64_BF16", int_amdgcn_smfmac_f32_16x16x64_bf16>;
+defm V_SMFMAC_F32_32X32X32_BF16    : SMFMACInst<"v_smfmac_f32_32x32x32_bf16",    "F32_32X32X32_BF16", int_amdgcn_smfmac_f32_32x32x32_bf16>;
 }
 
 def MAIInstInfoTable : GenericTable {
@@ -2143,6 +2145,7 @@ defm V_SMFMAC_F32_32X32X32_FP8_FP8 : VOP3P_Real_SMFMAC <0x7f, "v_smfmac_f32_32x3
 defm V_SMFMAC_F32_16X16X64_F16     : VOP3P_Real_SMFMAC <0x5a, "v_smfmac_f32_16x16x64f16">;
 defm V_SMFMAC_F32_32X32X32_F16     : VOP3P_Real_SMFMAC <0x5b, "v_smfmac_f32_32x32x32f16">;
 defm V_SMFMAC_F32_16X16X64_BF16    : VOP3P_Real_SMFMAC <0x39, "v_smfmac_f32_16x16x64bf16">;
+defm V_SMFMAC_F32_32X32X32_BF16    : VOP3P_Real_SMFMAC <0x46, "v_smfmac_f32_32x32x32bf16">;
 
 defm V_PK_FMA_F32 : VOP3P_Real_vi <0x30>;
 defm V_PK_MUL_F32 : VOP3P_Real_vi <0x31>;
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll
index fd878e870a3fa6..dadf2d99e74e7f 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll
@@ -953,6 +953,534 @@ define <4 x float> @test_smfmac_f32_16x16x64_bf16__sgpr(<8 x bfloat> inreg %arg0
   ret <4 x float> %result
 }
 
+; --------------------------------------------------------------------
+; llvm.amdgcn.smfmac.f32.32x32x32.bf16
+; --------------------------------------------------------------------
+
+declare <16 x float> @llvm.amdgcn.smfmac.f32.32x32x32.bf16(<8 x bfloat>, <16 x bfloat>, <16 x float>, i32, i32 immarg, i32 immarg)
+
+define amdgpu_kernel void @test_smfmac_f32_32x32x32_bf16__vgpr(ptr addrspace(1) %arg, <8 x bfloat> %a, <16 x bfloat> %b, i32 %idx) #0 {
+; SDAG-LABEL: test_smfmac_f32_32x32x32_bf16__vgpr:
+; SDAG:       ; %bb.0: ; %bb
+; SDAG-NEXT:    s_load_dwordx2 s[6:7], s[4:5], 0x24
+; SDAG-NEXT:    s_load_dwordx4 s[0:3], s[4:5], 0x34
+; SDAG-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
+; SDAG-NEXT:    v_lshlrev_b32_e32 v16, 6, v0
+; SDAG-NEXT:    s_waitcnt lgkmcnt(0)
+; SDAG-NEXT:    global_load_dwordx4 v[12:15], v16, s[6:7] offset:48
+; SDAG-NEXT:    global_load_dwordx4 v[8:11], v16, s[6:7] offset:32
+; SDAG-NEXT:    global_load_dwordx4 v[4:7], v16, s[6:7] offset:16
+; SDAG-NEXT:    global_load_dwordx4 v[0:3], v16, s[6:7]
+; SDAG-NEXT:    s_load_dwordx8 s[8:15], s[4:5], 0x44
+; SDAG-NEXT:    s_load_dword s16, s[4:5], 0x64
+; SDAG-NEXT:    v_mov_b64_e32 v[26:27], s[2:3]
+; SDAG-NEXT:    v_mov_b64_e32 v[24:25], s[0:1]
+; SDAG-NEXT:    s_waitcnt lgkmcnt(0)
+; SDAG-NEXT:    v_mov_b64_e32 v[22:23], s[14:15]
+; SDAG-NEXT:    v_mov_b64_e32 v[20:21], s[12:13]
+; SDAG-NEXT:    v_mov_b64_e32 v[18:19], s[10:11]
+; SDAG-NEXT:    v_mov_b64_e32 v[16:17], s[8:9]
+; SDAG-NEXT:    v_mov_b32_e32 v28, s16
+; SDAG-NEXT:    s_waitcnt vmcnt(0)
+; SDAG-NEXT:    s_nop 0
+; SDAG-NEXT:    v_smfmac_f32_32x32x32_bf16 v[0:15], v[24:27], v[16:23], v28 cbsz:1 abid:2
+; SDAG-NEXT:    v_mov_b32_e32 v16, 0
+; SDAG-NEXT:    s_nop 7
+; SDAG-NEXT:    s_nop 1
+; SDAG-NEXT:    global_store_dwordx4 v16, v[8:11], s[6:7] offset:32
+; SDAG-NEXT:    global_store_dwordx4 v16, v[12:15], s[6:7] offset:48
+; SDAG-NEXT:    global_store_dwordx4 v16, v[0:3], s[6:7]
+; SDAG-NEXT:    global_store_dwordx4 v16, v[4:7], s[6:7] offset:16
+; SDAG-NEXT:    s_endpgm
+;
+; GISEL-LABEL: test_smfmac_f32_32x32x32_bf16__vgpr:
+; GISEL:       ; %bb.0: ; %bb
+; GISEL-NEXT:    s_load_dwordx2 s[6:7], s[4:5], 0x24
+; GISEL-NEXT:    s_load_dwordx4 s[0:3], s[4:5], 0x34
+; GISEL-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
+; GISEL-NEXT:    v_lshlrev_b32_e32 v16, 6, v0
+; GISEL-NEXT:    s_waitcnt lgkmcnt(0)
+; GISEL-NEXT:    global_load_dwordx4 v[0:3], v16, s[6:7]
+; GISEL-NEXT:    global_load_dwordx4 v[4:7], v16, s[6:7] offset:16
+; GISEL-NEXT:    global_load_dwordx4 v[8:11], v16, s[6:7] offset:32
+; GISEL-NEXT:    global_load_dwordx4 v[12:15], v16, s[6:7] offset:48
+; GISEL-NEXT:    s_load_dwordx8 s[8:15], s[4:5], 0x44
+; GISEL-NEXT:    s_load_dword s16, s[4:5], 0x64
+; GISEL-NEXT:    v_mov_b64_e32 v[26:27], s[2:3]
+; GISEL-NEXT:    v_mov_b64_e32 v[24:25], s[0:1]
+; GISEL-NEXT:    s_waitcnt lgkmcnt(0)
+; GISEL-NEXT:    v_mov_b64_e32 v[22:23], s[14:15]
+; GISEL-NEXT:    v_mov_b64_e32 v[20:21], s[12:13]
+; GISEL-NEXT:    v_mov_b64_e32 v[18:19], s[10:11]
+; GISEL-NEXT:    v_mov_b64_e32 v[16:17], s[8:9]
+; GISEL-NEXT:    v_mov_b32_e32 v28, s16
+; GISEL-NEXT:    s_waitcnt vmcnt(0)
+; GISEL-NEXT:    s_nop 0
+; GISEL-NEXT:    v_smfmac_f32_32x32x32_bf16 v[0:15], v[24:27], v[16:23], v28 cbsz:1 abid:2
+; GISEL-NEXT:    v_mov_b32_e32 v16, 0
+; GISEL-NEXT:    s_nop 7
+; GISEL-NEXT:    s_nop 1
+; GISEL-NEXT:    global_store_dwordx4 v16, v[0:3], s[6:7]
+; GISEL-NEXT:    global_store_dwordx4 v16, v[4:7], s[6:7] offset:16
+; GISEL-NEXT:    global_store_dwordx4 v16, v[8:11], s[6:7] offset:32
+; GISEL-NEXT:    global_store_dwordx4 v16, v[12:15], s[6:7] offset:48
+; GISEL-NEXT:    s_endpgm
+bb:
+  %id = call i32 @llvm.amdgcn.workitem.id.x()
+  %gep = getelementptr <16 x float>, ptr addrspace(1) %arg, i32 %id
+  %in.1 = load <16 x float>, ptr addrspace(1) %gep
+  %mai.1 = tail call <16 x float> @llvm.amdgcn.smfmac.f32.32x32x32.bf16(<8 x bfloat> %a, <16 x bfloat> %b, <16 x float> %in.1, i32 %idx, i32 1, i32 2)
+  store <16 x float> %mai.1, ptr addrspace(1) %arg
+  ret void
+}
+
+define <16 x float> @test_smfmac_f32_32x32x32_bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <16 x float> %arg2, i32 %arg3) {
+; SDAG-LABEL: test_smfmac_f32_32x32x32_bf16:
+; SDAG:       ; %bb.0:
+; SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; SDAG-NEXT:    v_accvgpr_write_b32 a0, v12
+; SDAG-NEXT:    v_accvgpr_write_b32 a1, v13
+; SDAG-NEXT:    v_accvgpr_write_b32 a2, v14
+; SDAG-NEXT:    v_accvgpr_write_b32 a3, v15
+; SDAG-NEXT:    v_accvgpr_write_b32 a4, v16
+; SDAG-NEXT:    v_accvgpr_write_b32 a5, v17
+; SDAG-NEXT:    v_accvgpr_write_b32 a6, v18
+; SDAG-NEXT:    v_accvgpr_write_b32 a7, v19
+; SDAG-NEXT:    v_accvgpr_write_b32 a8, v20
+; SDAG-NEXT:    v_accvgpr_write_b32 a9, v21
+; SDAG-NEXT:    v_accvgpr_write_b32 a10, v22
+; SDAG-NEXT:    v_accvgpr_write_b32 a11, v23
+; SDAG-NEXT:    v_accvgpr_write_b32 a12, v24
+; SDAG-NEXT:    v_accvgpr_write_b32 a13, v25
+; SDAG-NEXT:    v_accvgpr_write_b32 a14, v26
+; SDAG-NEXT:    v_accvgpr_write_b32 a15, v27
+; SDAG-NEXT:    s_nop 1
+; SDAG-NEXT:    v_smfmac_f32_32x32x32_bf16 a[0:15], v[0:3], v[4:11], v28
+; SDAG-NEXT:    s_nop 7
+; SDAG-NEXT:    s_nop 2
+; SDAG-NEXT:    v_accvgpr_read_b32 v0, a0
+; SDAG-NEXT:    v_accvgpr_read_b32 v1, a1
+; SDAG-NEXT:    v_accvgpr_read_b32 v2, a2
+; SDAG-NEXT:    v_accvgpr_read_b32 v3, a3
+; SDAG-NEXT:    v_accvgpr_read_b32 v4, a4
+; SDAG-NEXT:    v_accvgpr_read_b32 v5, a5
+; SDAG-NEXT:    v_accvgpr_read_b32 v6, a6
+; SDAG-NEXT:    v_accvgpr_read_b32 v7, a7
+; SDAG-NEXT:    v_accvgpr_read_b32 v8, a8
+; SDAG-NEXT:    v_accvgpr_read_b32 v9, a9
+; SDAG-NEXT:    v_accvgpr_read_b32 v10, a10
+; SDAG-NEXT:    v_accvgpr_read_b32 v11, a11
+; SDAG-NEXT:    v_accvgpr_read_b32 v12, a12
+; SDAG-NEXT:    v_accvgpr_read_b32 v13, a13
+; SDAG-NEXT:    v_accvgpr_read_b32 v14, a14
+; SDAG-NEXT:    v_accvgpr_read_b32 v15, a15
+; SDAG-NEXT:    s_setpc_b64 s[30:31]
+;
+; GISEL-LABEL: test_smfmac_f32_32x32x32_bf16:
+; GISEL:       ; %bb.0:
+; GISEL-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GISEL-NEXT:    v_mov_b32_e32 v48, v0
+; GISEL-NEXT:    v_mov_b32_e32 v49, v1
+; GISEL-NEXT:    v_mov_b32_e32 v50, v2
+; GISEL-NEXT:    v_mov_b32_e32 v51, v3
+; GISEL-NEXT:    v_lshrrev_b32_e32 v0, 16, v48
+; GISEL-NEXT:    v_lshrrev_b32_e32 v1, 16, v49
+; GISEL-NEXT:    v_lshrrev_b32_e32 v2, 16, v50
+; GISEL-NEXT:    v_lshrrev_b32_e32 v3, 16, v51
+; GISEL-NEXT:    v_mov_b32_sdwa v48, v0 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v49, v1 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v50, v2 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v51, v3 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_e32 v30, v4
+; GISEL-NEXT:    v_mov_b32_e32 v31, v5
+; GISEL-NEXT:    v_mov_b32_e32 v32, v6
+; GISEL-NEXT:    v_mov_b32_e32 v33, v7
+; GISEL-NEXT:    v_mov_b32_e32 v34, v8
+; GISEL-NEXT:    v_mov_b32_e32 v35, v9
+; GISEL-NEXT:    v_mov_b32_e32 v36, v10
+; GISEL-NEXT:    v_mov_b32_e32 v37, v11
+; GISEL-NEXT:    v_lshrrev_b32_e32 v0, 16, v30
+; GISEL-NEXT:    v_lshrrev_b32_e32 v1, 16, v31
+; GISEL-NEXT:    v_lshrrev_b32_e32 v2, 16, v32
+; GISEL-NEXT:    v_lshrrev_b32_e32 v3, 16, v33
+; GISEL-NEXT:    v_lshrrev_b32_e32 v4, 16, v34
+; GISEL-NEXT:    v_lshrrev_b32_e32 v5, 16, v35
+; GISEL-NEXT:    v_lshrrev_b32_e32 v6, 16, v36
+; GISEL-NEXT:    v_lshrrev_b32_e32 v7, 16, v37
+; GISEL-NEXT:    v_mov_b32_sdwa v30, v0 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v31, v1 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v32, v2 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v33, v3 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v34, v4 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v35, v5 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v36, v6 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b32_sdwa v37, v7 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT:    v_mov_b64_e32 v[0:1], v[12:13]
+; GISEL-NEXT:    v_mov_b64_e32 v[2:3], v[14:15]
+; GISEL-NEXT:    v_mov_b64_e32 v[4:5], v[16:17]
+; GISEL-NEXT:    v_mov_b64_e32 v[6:7], v[18:19]
+; GISEL-NEXT:    v_mov_b64_e32 v[8:9], v[20:21]
+; GISEL-NEXT:    v_mov_b64_e32 v[10:11], v[22:23]
+; GISEL-NEXT:    v_mov_b64_e32 v[12:13], v[24:25]
+; GISEL-NEXT:    v_mov_b64_e32 v[14:15], v[26:27]
+; GISEL-NEXT:    s_nop 1
+; GISEL-NEXT:    v_smfmac_f32_32x32x32_bf16 v[0:15], v[48:51], v[30:37], v28
+; GISEL-NEXT:    s_setpc_b64 s[30:31]
+  %result = call <16 x float> @llvm.amdgcn.smfmac.f32.32x32x32.bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <16 x float> %arg2, i32 %arg3, i32 immarg 0, i32 immarg 0)
+  ret <16 x float> %result
+}
+
+define <16 x float> @test_smfmac_f32_32x32x32_bf16__flags0(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <16 x float> %arg2, i32 %arg3) {
+; SDAG-LABEL: test_smfmac_f32_32x32x32_bf16__flags0:
+; SDAG:       ; %bb.0:
+; SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; SDAG-NEXT:    v_accvgpr_write_b32 a0, v12
+; SDAG-NEXT:    v_accvgpr_write_b32 a1, v13
+; SDAG-NEXT:    v_accvgpr_write_b32 a2, v14
+; SDAG-NEXT:    v_accvgpr_write_b32 a3, ...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/117212


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