[llvm-branch-commits] [clang] [llvm] AMDGPU: Add v_smfmac_f32_16x16x64_bf16 for gfx950 (PR #117211)
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llvm-branch-commits at lists.llvm.org
Thu Nov 21 10:57:59 PST 2024
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-llvm-analysis
@llvm/pr-subscribers-backend-amdgpu
Author: Matt Arsenault (arsenm)
<details>
<summary>Changes</summary>
---
Patch is 33.99 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/117211.diff
13 Files Affected:
- (modified) clang/include/clang/Basic/BuiltinsAMDGPU.def (+2)
- (modified) clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl (+8)
- (modified) clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl (+7)
- (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/Analysis/UniformityAnalysis/AMDGPU/intrinsics.ll (+10)
- (modified) llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll (+332)
- (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 cdd679c21bcf2f..5a6c3e0d701f09 100644
--- a/clang/include/clang/Basic/BuiltinsAMDGPU.def
+++ b/clang/include/clang/Basic/BuiltinsAMDGPU.def
@@ -446,6 +446,8 @@ 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")
+
//===----------------------------------------------------------------------===//
// GFX12+ only builtins.
//===----------------------------------------------------------------------===//
diff --git a/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl b/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl
index c8332f2180035b..833c894252bb61 100644
--- a/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl
+++ b/clang/test/CodeGenOpenCL/builtins-amdgcn-mfma.cl
@@ -26,6 +26,7 @@ typedef short v16s __attribute__((ext_vector_type(16)));
typedef short v32s __attribute__((ext_vector_type(32)));
typedef double v4d __attribute__((ext_vector_type(4)));
typedef __bf16 v8bf16 __attribute__((ext_vector_type(8)));
+typedef __bf16 v16bf16 __attribute__((ext_vector_type(16)));
#ifdef MFMA_GFX908_TESTS
@@ -481,4 +482,11 @@ void test_smfmac_f32_32x32x32_f16(global v16f* out, v8h a, v16h b, v16f c, int i
*out = __builtin_amdgcn_smfmac_f32_32x32x32_f16(a, b, c, idx, 0, 0);
}
+// CHECK-GFX950-LABEL: @test_smfmac_f32_16x16x64_bf16
+// CHECK-GFX950: call <4 x float> @llvm.amdgcn.smfmac.f32.16x16x64.bf16(<8 x bfloat> %a, <16 x bfloat> %b, <4 x float> %c, i32 %idx, i32 0, i32 0)
+void test_smfmac_f32_16x16x64_bf16(global v4f* out, v8bf16 a, v16bf16 b, v4f c, int idx)
+{
+ *out = __builtin_amdgcn_smfmac_f32_16x16x64_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 7e9682efd1338c..b00058a6359c46 100644
--- a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl
+++ b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950-param.cl
@@ -6,6 +6,7 @@ typedef float float16 __attribute__((ext_vector_type(16)));
typedef half half8 __attribute__((ext_vector_type(8)));
typedef half half16 __attribute__((ext_vector_type(16)));
typedef __bf16 bfloat8 __attribute__((ext_vector_type(8)));
+typedef __bf16 bfloat16 __attribute__((ext_vector_type(16)));
typedef int int4 __attribute__((ext_vector_type(4)));
typedef int int8 __attribute__((ext_vector_type(8)));
typedef int int16 __attribute__((ext_vector_type(16)));
@@ -75,3 +76,9 @@ void test_smfmac_f32_32x32x32_f16(global float16* out, half8 a, half16 b, float1
*out = __builtin_amdgcn_smfmac_f32_32x32x32_f16(a, b, c, idx, d, 0); // expected-error{{argument to '__builtin_amdgcn_smfmac_f32_32x32x32_f16' must be a constant integer}}
*out = __builtin_amdgcn_smfmac_f32_32x32x32_f16(a, b, c, idx, 0, d); // expected-error{{argument to '__builtin_amdgcn_smfmac_f32_32x32x32_f16' must be a constant integer}}
}
+
+void test_smfmac_f32_16x16x64_bf16(global float4* out, bfloat8 a, bfloat16 b, float4 c, int idx, int d)
+{
+ *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}}
+}
diff --git a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl
index 039ed3d8cc862d..afbe132ba6d5df 100644
--- a/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl
+++ b/clang/test/SemaOpenCL/builtins-amdgcn-error-gfx950.cl
@@ -36,6 +36,7 @@ void test(__global float4* out0, half8 a0, half8 b0, float4 c0,
*out5 = __builtin_amdgcn_mfma_f32_16x16x32_bf16(a5, b5, c5, 0, 0, 0); // expected-error{{'__builtin_amdgcn_mfma_f32_16x16x32_bf16' needs target feature gfx950-insts}}
*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}}
*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 d2c22a7e836820..0e207be4399dbf 100644
--- a/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
+++ b/llvm/include/llvm/IR/IntrinsicsAMDGPU.td
@@ -3154,6 +3154,7 @@ def int_amdgcn_mfma_scale_f32_16x16x128_f8f6f4 : AMDGPUMfmaScaleIntrinsic<llvm_v
def int_amdgcn_mfma_scale_f32_32x32x64_f8f6f4 : AMDGPUMfmaScaleIntrinsic<llvm_v16f32_ty>;
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>;
}
//===----------------------------------------------------------------------===//
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
index e2108ae1500ed1..75553790b98e56 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
@@ -1092,6 +1092,7 @@ bool AMDGPUInstructionSelector::selectG_INTRINSIC(MachineInstr &I) 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:
return selectSMFMACIntrin(I);
default:
return selectImpl(I, *CoverageInfo);
@@ -3490,6 +3491,9 @@ bool AMDGPUInstructionSelector::selectSMFMACIntrin(MachineInstr &MI) const {
case Intrinsic::amdgcn_smfmac_f32_32x32x32_f16:
Opc = AMDGPU::V_SMFMAC_F32_32X32X32_F16_e64;
break;
+ case Intrinsic::amdgcn_smfmac_f32_16x16x64_bf16:
+ Opc = AMDGPU::V_SMFMAC_F32_16X16X64_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 48471f9bfab6e9..519bbc9935c81d 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -4806,7 +4806,8 @@ AMDGPURegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
case Intrinsic::amdgcn_smfmac_f32_32x32x32_fp8_bf8:
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_32x32x32_f16:
+ case Intrinsic::amdgcn_smfmac_f32_16x16x64_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 b523102b13eb59..f608c5a93f0e07 100644
--- a/llvm/lib/Target/AMDGPU/SIInstrInfo.td
+++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.td
@@ -2870,6 +2870,7 @@ def VOP_V16F32_I64_I64_V16F32 : VOPProfile <[v16f32, i64, i64, v16f32]>;
def VOP_V4F32_V4F16_V8F16_I32 : VOPProfile <[v4f32, v4f16, v8f16, i32]>;
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_V4F32_V4I16_V8I16_I32 : VOPProfile <[v4f32, v4i16, v8i16, i32]>;
diff --git a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
index a1557411c5e17b..467415c1a47588 100644
--- a/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
+++ b/llvm/lib/Target/AMDGPU/VOP3PInstructions.td
@@ -631,6 +631,7 @@ def VOPProfileMAI_F32_I64_X16_VCD : VOPProfileMAI<VOP_V16F32_I64_I64_V16F32,
def VOPProfileSMFMAC_F32_16X16X32_F16 : VOPProfileSMFMAC<VOP_V4F32_V4F16_V8F16_I32, AVDst_128, AVSrc_64, AVSrc_128>;
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_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>;
@@ -1047,6 +1048,7 @@ defm V_SMFMAC_F32_32X32X32_FP8_FP8 : SMFMACInst<"v_smfmac_f32_32x32x32_fp8_fp8",
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>;
}
def MAIInstInfoTable : GenericTable {
@@ -2140,6 +2142,7 @@ 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_PK_FMA_F32 : VOP3P_Real_vi <0x30>;
defm V_PK_MUL_F32 : VOP3P_Real_vi <0x31>;
diff --git a/llvm/test/Analysis/UniformityAnalysis/AMDGPU/intrinsics.ll b/llvm/test/Analysis/UniformityAnalysis/AMDGPU/intrinsics.ll
index 164aae9a1c2848..23fc214502b5a1 100644
--- a/llvm/test/Analysis/UniformityAnalysis/AMDGPU/intrinsics.ll
+++ b/llvm/test/Analysis/UniformityAnalysis/AMDGPU/intrinsics.ll
@@ -350,6 +350,16 @@ define amdgpu_kernel void @smfmac_f32_32x32x32_f16(<8 x half> %arg0, <16 x half>
ret void
}
+declare <4 x float> @llvm.amdgcn.smmfmac.f32.16x16x64.bf16(<8 x bfloat>, <16 x bfloat>, <4 x float>, i32, i32 immarg, i32 immarg)
+
+; CHECK: DIVERGENT: %result = call <4 x float> @llvm.amdgcn.smfmac.f32.16x16x64.bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <4 x float> %arg2, i32 %arg3, i32 immarg 0, i32 immarg 0)
+define amdgpu_kernel void @smfmac_f32_16x16x64_bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <4 x float> %arg2, i32 %arg3, ptr addrspace(1) %out) {
+ %result = call <4 x float> @llvm.amdgcn.smfmac.f32.16x16x64.bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <4 x float> %arg2, i32 %arg3, i32 immarg 0, i32 immarg 0)
+ store <4 x float> %result, ptr addrspace(1) %out
+ ret void
+}
+
+
declare i32 @llvm.amdgcn.ds.swizzle(i32, i32) #1
declare i32 @llvm.amdgcn.permlane16.i32(i32, i32, i32, i32, i1, i1) #1
declare i32 @llvm.amdgcn.permlanex16.i32(i32, i32, i32, i32, i1, i1) #1
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll
index 2ed38d8268097c..fd878e870a3fa6 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.smfmac.gfx950.ll
@@ -621,6 +621,338 @@ define <16 x float> @test_smfmac_f32_32x32x32_f16__sgpr(<8 x half> inreg %arg0,
ret <16 x float> %result
}
+; --------------------------------------------------------------------
+; llvm.amdgcn.smfmac.f32.16x16x64.bf16
+; --------------------------------------------------------------------
+
+declare <4 x float> @llvm.amdgcn.smfmac.f32.16x16x64.bf16(<8 x bfloat>, <16 x bfloat>, <4 x float>, i32, i32 immarg, i32 immarg)
+
+define amdgpu_kernel void @test_smfmac_f32_16x16x64_bf16__vgpr(ptr addrspace(1) %arg, <8 x bfloat> %a, <16 x bfloat> %b, i32 %idx) #0 {
+; SDAG-LABEL: test_smfmac_f32_16x16x64_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 v0, 4, v0
+; SDAG-NEXT: v_mov_b32_e32 v16, 0
+; SDAG-NEXT: s_waitcnt lgkmcnt(0)
+; SDAG-NEXT: global_load_dwordx4 v[8:11], v0, 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[14:15], s[2:3]
+; SDAG-NEXT: v_mov_b64_e32 v[12:13], s[0:1]
+; SDAG-NEXT: s_waitcnt lgkmcnt(0)
+; SDAG-NEXT: v_mov_b64_e32 v[0:1], s[8:9]
+; SDAG-NEXT: v_mov_b64_e32 v[2:3], s[10:11]
+; SDAG-NEXT: v_mov_b64_e32 v[4:5], s[12:13]
+; SDAG-NEXT: v_mov_b64_e32 v[6:7], s[14:15]
+; SDAG-NEXT: v_mov_b32_e32 v17, s16
+; SDAG-NEXT: s_waitcnt vmcnt(0)
+; SDAG-NEXT: s_nop 0
+; SDAG-NEXT: v_smfmac_f32_16x16x64_bf16 v[8:11], v[12:15], v[0:7], v17 cbsz:1 abid:2
+; SDAG-NEXT: s_nop 6
+; SDAG-NEXT: global_store_dwordx4 v16, v[8:11], s[6:7]
+; SDAG-NEXT: s_endpgm
+;
+; GISEL-LABEL: test_smfmac_f32_16x16x64_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 v0, 4, v0
+; GISEL-NEXT: s_waitcnt lgkmcnt(0)
+; GISEL-NEXT: global_load_dwordx4 v[8:11], v0, s[6:7]
+; 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[14:15], s[2:3]
+; GISEL-NEXT: v_mov_b64_e32 v[12:13], s[0:1]
+; GISEL-NEXT: s_waitcnt lgkmcnt(0)
+; GISEL-NEXT: v_mov_b64_e32 v[0:1], s[8:9]
+; GISEL-NEXT: v_mov_b64_e32 v[2:3], s[10:11]
+; GISEL-NEXT: v_mov_b64_e32 v[4:5], s[12:13]
+; GISEL-NEXT: v_mov_b64_e32 v[6:7], s[14:15]
+; GISEL-NEXT: v_mov_b32_e32 v16, s16
+; GISEL-NEXT: s_waitcnt vmcnt(0)
+; GISEL-NEXT: s_nop 0
+; GISEL-NEXT: v_smfmac_f32_16x16x64_bf16 v[8:11], v[12:15], v[0:7], v16 cbsz:1 abid:2
+; GISEL-NEXT: v_mov_b32_e32 v0, 0
+; GISEL-NEXT: s_nop 5
+; GISEL-NEXT: global_store_dwordx4 v0, v[8:11], s[6:7]
+; GISEL-NEXT: s_endpgm
+bb:
+ %id = call i32 @llvm.amdgcn.workitem.id.x()
+ %gep = getelementptr <4 x float>, ptr addrspace(1) %arg, i32 %id
+ %in.1 = load <4 x float>, ptr addrspace(1) %gep
+ %mai.1 = tail call <4 x float> @llvm.amdgcn.smfmac.f32.16x16x64.bf16(<8 x bfloat> %a, <16 x bfloat> %b, <4 x float> %in.1, i32 %idx, i32 1, i32 2)
+ store <4 x float> %mai.1, ptr addrspace(1) %arg
+ ret void
+}
+
+define <4 x float> @test_smfmac_f32_16x16x64_bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <4 x float> %arg2, i32 %arg3) {
+; SDAG-LABEL: test_smfmac_f32_16x16x64_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: s_nop 1
+; SDAG-NEXT: v_smfmac_f32_16x16x64_bf16 a[0:3], v[0:3], v[4:11], v16
+; SDAG-NEXT: s_nop 6
+; 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: s_setpc_b64 s[30:31]
+;
+; GISEL-LABEL: test_smfmac_f32_16x16x64_bf16:
+; GISEL: ; %bb.0:
+; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GISEL-NEXT: v_lshrrev_b32_e32 v17, 16, v0
+; GISEL-NEXT: v_lshrrev_b32_e32 v18, 16, v1
+; GISEL-NEXT: v_lshrrev_b32_e32 v19, 16, v2
+; GISEL-NEXT: v_lshrrev_b32_e32 v20, 16, v3
+; GISEL-NEXT: v_mov_b32_sdwa v0, v17 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v1, v18 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v2, v19 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v3, v20 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_lshrrev_b32_e32 v17, 16, v4
+; GISEL-NEXT: v_lshrrev_b32_e32 v18, 16, v5
+; GISEL-NEXT: v_lshrrev_b32_e32 v19, 16, v6
+; GISEL-NEXT: v_lshrrev_b32_e32 v20, 16, v7
+; GISEL-NEXT: v_lshrrev_b32_e32 v21, 16, v8
+; GISEL-NEXT: v_lshrrev_b32_e32 v22, 16, v9
+; GISEL-NEXT: v_lshrrev_b32_e32 v23, 16, v10
+; GISEL-NEXT: v_lshrrev_b32_e32 v24, 16, v11
+; GISEL-NEXT: v_mov_b32_sdwa v4, v17 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v5, v18 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v6, v19 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v7, v20 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v8, v21 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v9, v22 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v10, v23 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v11, v24 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: s_nop 1
+; GISEL-NEXT: v_smfmac_f32_16x16x64_bf16 v[12:15], v[0:3], v[4:11], v16
+; GISEL-NEXT: s_nop 6
+; GISEL-NEXT: v_mov_b32_e32 v0, v12
+; GISEL-NEXT: v_mov_b32_e32 v1, v13
+; GISEL-NEXT: v_mov_b32_e32 v2, v14
+; GISEL-NEXT: v_mov_b32_e32 v3, v15
+; GISEL-NEXT: s_setpc_b64 s[30:31]
+ %result = call <4 x float> @llvm.amdgcn.smfmac.f32.16x16x64.bf16(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <4 x float> %arg2, i32 %arg3, i32 immarg 0, i32 immarg 0)
+ ret <4 x float> %result
+}
+
+define <4 x float> @test_smfmac_f32_16x16x64_bf16__flags0(<8 x bfloat> %arg0, <16 x bfloat> %arg1, <4 x float> %arg2, i32 %arg3) {
+; SDAG-LABEL: test_smfmac_f32_16x16x64_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, v15
+; SDAG-NEXT: s_nop 1
+; SDAG-NEXT: v_smfmac_f32_16x16x64_bf16 a[0:3], v[0:3], v[4:11], v16 cbsz:1 abid:3
+; SDAG-NEXT: s_nop 6
+; 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: s_setpc_b64 s[30:31]
+;
+; GISEL-LABEL: test_smfmac_f32_16x16x64_bf16__flags0:
+; GISEL: ; %bb.0:
+; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GISEL-NEXT: v_lshrrev_b32_e32 v17, 16, v0
+; GISEL-NEXT: v_lshrrev_b32_e32 v18, 16, v1
+; GISEL-NEXT: v_lshrrev_b32_e32 v19, 16, v2
+; GISEL-NEXT: v_lshrrev_b32_e32 v20, 16, v3
+; GISEL-NEXT: v_mov_b32_sdwa v0, v17 dst_sel:WORD_1 dst_unused:UNUSED_PRESERVE src0_sel:WORD_0
+; GISEL-NEXT: v_mov_b32_sdwa v1, v18 dst_sel:WO...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/117211
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