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TheRock/compiler/amd-llvm/amd/comgr/test-lit/hotswap/rewriter/hotswap-kernel-entry-trampoline-gfx125x.s
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derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

69 lines
2.3 KiB
ArmAsm

// COM: Direct HotSwap entry displacement is supported across gfx125x.
// RUN: %clang -target amdgcn-amd-amdhsa -mcpu=gfx1251 -nostdlib %s -o %t.gfx1251.elf
// RUN: hotswap-rewrite %t.gfx1251.elf \
// RUN: amdgcn-amd-amdhsa--gfx1251 amdgcn-amd-amdhsa--gfx1251 \
// RUN: --entry-trampolines --output %t.gfx1251.out.elf \
// RUN: | %FileCheck --check-prefix=API %s
// RUN: %llvm-objdump -d %t.gfx1251.out.elf | %FileCheck --check-prefix=DISASM %s
// COM: Direct displacement does not need scratch SGPRs, so it remains valid at
// COM: the architectural SGPR limit.
// RUN: sed 's/.sgpr_count: 1/.sgpr_count: 105/' %s > %t.highsgpr.s
// RUN: %clang -target amdgcn-amd-amdhsa -mcpu=gfx1251 -nostdlib \
// RUN: %t.highsgpr.s -o %t.highsgpr.elf
// RUN: hotswap-rewrite %t.highsgpr.elf \
// RUN: amdgcn-amd-amdhsa--gfx1251 amdgcn-amd-amdhsa--gfx1251 \
// RUN: --entry-trampolines --output %t.highsgpr.out.elf \
// RUN: | %FileCheck --check-prefix=API %s
// RUN: %llvm-objdump -d %t.highsgpr.out.elf \
// RUN: | %FileCheck --check-prefix=DISASM %s
// COM: gfx12-5-generic omitted: its entry-trampoline path needs newer
// COM: gfx12-5-generic assembler support than this branch's LLVM base.
// API: RESULT: SUCCESS
// DISASM-LABEL: <entry_tramp_family_kernel>:
// DISASM-NEXT: global_prefetch_b8 v0, s[0:1] scope:SCOPE_SE
// DISASM-NEXT: v_nop
// DISASM-NEXT: v_mov_b32_e32 v0, 0
// DISASM-NEXT: s_endpgm
// DISASM-NOT: s_get_pc_i64
.amdgcn_target "amdgcn-amd-amdhsa--gfx1251"
.text
.globl entry_tramp_family_kernel
.p2align 8
.type entry_tramp_family_kernel,@function
entry_tramp_family_kernel:
v_mov_b32_e32 v0, 0
s_endpgm
.Lentry_tramp_family_kernel_end:
.size entry_tramp_family_kernel, .Lentry_tramp_family_kernel_end-entry_tramp_family_kernel
.rodata
.p2align 8
.amdhsa_kernel entry_tramp_family_kernel
.amdhsa_next_free_vgpr 1
.amdhsa_next_free_sgpr 1
.amdhsa_inst_pref_size 7
.end_amdhsa_kernel
.amdgpu_metadata
amdhsa.version:
- 3
- 0
amdhsa.kernels:
- .name: entry_tramp_family_kernel
.symbol: entry_tramp_family_kernel.kd
.sgpr_count: 1
.vgpr_count: 1
.kernarg_segment_size: 0
.group_segment_fixed_size: 0
.private_segment_fixed_size: 0
.kernarg_segment_align: 8
.wavefront_size: 64
.max_flat_workgroup_size: 256
.end_amdgpu_metadata