diff options
Diffstat (limited to 'test/CodeGen/AMDGPU/hazard-inlineasm.mir')
| -rw-r--r-- | test/CodeGen/AMDGPU/hazard-inlineasm.mir | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/CodeGen/AMDGPU/hazard-inlineasm.mir b/test/CodeGen/AMDGPU/hazard-inlineasm.mir new file mode 100644 index 0000000000000..6c03227d3715a --- /dev/null +++ b/test/CodeGen/AMDGPU/hazard-inlineasm.mir @@ -0,0 +1,24 @@ +# RUN: llc -mcpu=gfx900 -march=amdgcn -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck %s + +# If an INLINEASM statement is preceded by a vmem store of more than 8 bytes *and* +# the INLINEASM defs the vregs holding the data-to-be-stored by that preceding store, +# then the hazard recognizer should insert a s_nop in between them. + +... + +# GCN-LABEL: name: hazard-inlineasm +# CHECK: FLAT_STORE_DWORDX4 +# CHECK-NEXT: S_NOP 0 +# CHECK-NEXT: INLINEASM + +--- +name: hazard-inlineasm + +body: | + bb.0: + FLAT_STORE_DWORDX4 %vgpr49_vgpr50, %vgpr26_vgpr27_vgpr28_vgpr29, 0, 0, 0, implicit %exec, implicit %flat_scr + INLINEASM $"v_mad_u64_u32 $0, $1, $2, $3, $4", 0, 2621450, def %vgpr26_vgpr27, 2818058, def dead %sgpr14_sgpr15, 589833, %sgpr12, 327689, killed %vgpr51, 2621449, %vgpr46_vgpr47 + S_ENDPGM +... + + |