derek.holloway
7502bf64a4
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55 lines
1.9 KiB
ArmAsm
55 lines
1.9 KiB
ArmAsm
// Negative counterpart to hotswap-wmma-scale16-local-vgpr-msb.s.
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//
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// The register-target call again declines object-wide VGPR-MSB recovery, but
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// nothing in the straight-line run up to the Scale16 establishes a mode: the
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// backward scan reaches the kernel entry without finding a setter. Neither
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// recovery path can prove the incoming mode, so the required lowering must
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// fail closed instead of assuming the ABI entry mode.
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// RUN: %clang -target amdgcn-amd-amdhsa -mcpu=gfx1250 -nostdlib %s -o %t.elf
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// RUN: env AMD_COMGR_EMIT_VERBOSE_LOGS=1 hotswap-rewrite %t.elf \
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// RUN: amdgcn-amd-amdhsa--gfx1250 amdgcn-amd-amdhsa--gfx1250 \
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// RUN: --strict-mode --expect-status ERROR 2>&1 | %FileCheck %s
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// CHECK: unresolved call target
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// CHECK-NOT: exact K-split
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// CHECK-LABEL: error: wmma_scale16{{.*}}cannot determine active VGPR-MSB mode
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// CHECK: RESULT: ERROR
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.amdgcn_target "amdgcn-amd-amdhsa--gfx1250"
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.text
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.globl test_scale16_no_local_mode
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.p2align 8
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.type test_scale16_no_local_mode,@function
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test_scale16_no_local_mode:
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s_nop 0
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v_wmma_scale16_f32_16x16x128_f8f6f4 v[0:7], v[16:23], v[32:39], v[0:7], v[48:49], v[50:51] matrix_a_fmt:MATRIX_FMT_FP4 matrix_b_fmt:MATRIX_FMT_FP4
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s_swap_pc_i64 s[30:31], s[0:1]
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s_endpgm
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.Ltest_scale16_no_local_mode_end:
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.size test_scale16_no_local_mode, .Ltest_scale16_no_local_mode_end-test_scale16_no_local_mode
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.rodata
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.p2align 8
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.amdhsa_kernel test_scale16_no_local_mode
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.amdhsa_next_free_vgpr 304
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.amdhsa_next_free_sgpr 32
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.amdhsa_wavefront_size32 1
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.end_amdhsa_kernel
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.amdgpu_metadata
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amdhsa.version:
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- 3
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- 0
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amdhsa.kernels:
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- .name: test_scale16_no_local_mode
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.symbol: test_scale16_no_local_mode.kd
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.sgpr_count: 32
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.vgpr_count: 304
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.kernarg_segment_size: 0
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.group_segment_fixed_size: 0
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.private_segment_fixed_size: 0
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.kernarg_segment_align: 8
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.wavefront_size: 32
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.max_flat_workgroup_size: 256
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.end_amdgpu_metadata
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