derek.holloway
7502bf64a4
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75 lines
1.7 KiB
ArmAsm
75 lines
1.7 KiB
ArmAsm
// COM: A NOP sled belongs to its containing kernel. The patchable DS
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// COM: instruction in second_kernel must not borrow first_kernel padding.
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// RUN: %clang -target amdgcn-amd-amdhsa -mcpu=gfx1250 -nostdlib %s -o %t.elf
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// RUN: hotswap-rewrite %t.elf \
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// RUN: amdgcn-amd-amdhsa--gfx1250 amdgcn-amd-amdhsa--gfx1250 \
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// RUN: --output %t.out.elf \
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// RUN: | %FileCheck --check-prefix=API %s
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// API: RESULT: SUCCESS
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// RUN: %llvm-objdump -d %t.out.elf | %FileCheck --check-prefix=DISASM %s
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// DISASM-LABEL: <first_kernel>:
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_nop 0
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// DISASM-NEXT: s_endpgm
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// DISASM-LABEL: <second_kernel>:
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// DISASM-NOT: ds_load_2addr_stride64_b32
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// DISASM: s_branch
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// DISASM: s_wait_dscnt 0x0
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// DISASM: s_endpgm
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// DISASM: ds_load_b32 v0
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// DISASM: ds_load_b32 v1
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// DISASM: s_branch
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.amdgcn_target "amdgcn-amd-amdhsa--gfx1250"
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.text
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.globl first_kernel
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.p2align 8
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.type first_kernel,@function
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first_kernel:
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s_nop 0
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s_nop 0
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s_nop 0
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s_nop 0
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s_nop 0
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s_nop 0
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s_nop 0
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s_nop 0
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s_endpgm
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.Lfirst_kernel_end:
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.size first_kernel, .Lfirst_kernel_end-first_kernel
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.globl second_kernel
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.p2align 8
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.type second_kernel,@function
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second_kernel:
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ds_load_2addr_stride64_b32 v[0:1], v2 offset0:1 offset1:3
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s_wait_dscnt 0x0
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s_endpgm
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.Lsecond_kernel_end:
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.size second_kernel, .Lsecond_kernel_end-second_kernel
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.rodata
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.p2align 8
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.amdhsa_kernel first_kernel
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.amdhsa_next_free_vgpr 3
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.amdhsa_next_free_sgpr 1
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.end_amdhsa_kernel
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.amdhsa_kernel second_kernel
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.amdhsa_next_free_vgpr 3
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.amdhsa_next_free_sgpr 1
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.end_amdhsa_kernel
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