diff options
| author | Michel Dänzer <[email protected]> | 2012-08-29 18:55:08 +0200 |
|---|---|---|
| committer | Michel Dänzer <[email protected]> | 2012-09-06 16:46:42 +0200 |
| commit | 5edb80cee0e7d291db29963f01f2940fbd990398 (patch) | |
| tree | 27a78500b71ea04d5409f9669de68544d5eaabff /src/gallium/drivers/radeon | |
| parent | e7383b74ef529fbd474adc67a661dd4f03d97e80 (diff) | |
radeon/llvm: Add intrinsic for enabling whole quad mode in SI pixel shaders.
Signed-off-by: Michel Dänzer <[email protected]>
Reviewed-by: Tom Stellard <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeon')
| -rw-r--r-- | src/gallium/drivers/radeon/SIISelLowering.cpp | 13 | ||||
| -rw-r--r-- | src/gallium/drivers/radeon/SIISelLowering.h | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/radeon/SIInstructions.td | 7 | ||||
| -rw-r--r-- | src/gallium/drivers/radeon/SIIntrinsics.td | 1 |
4 files changed, 23 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/SIISelLowering.cpp b/src/gallium/drivers/radeon/SIISelLowering.cpp index 2c8167382c7..ebe9514a2b9 100644 --- a/src/gallium/drivers/radeon/SIISelLowering.cpp +++ b/src/gallium/drivers/radeon/SIISelLowering.cpp @@ -132,6 +132,9 @@ MachineBasicBlock * SITargetLowering::EmitInstrWithCustomInserter( case AMDGPU::SI_KIL: LowerSI_KIL(MI, *BB, I, MRI); break; + case AMDGPU::SI_WQM: + LowerSI_WQM(MI, *BB, I, MRI); + break; case AMDGPU::SI_V_CNDLT: LowerSI_V_CNDLT(MI, *BB, I, MRI); break; @@ -146,6 +149,16 @@ void SITargetLowering::AppendS_WAITCNT(MachineInstr *MI, MachineBasicBlock &BB, .addImm(0); } + +void SITargetLowering::LowerSI_WQM(MachineInstr *MI, MachineBasicBlock &BB, + MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const +{ + BuildMI(BB, I, BB.findDebugLoc(I), TII->get(AMDGPU::S_WQM_B64), AMDGPU::EXEC) + .addReg(AMDGPU::EXEC); + + MI->eraseFromParent(); +} + void SITargetLowering::LowerSI_INTERP(MachineInstr *MI, MachineBasicBlock &BB, MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const { diff --git a/src/gallium/drivers/radeon/SIISelLowering.h b/src/gallium/drivers/radeon/SIISelLowering.h index 80c7f4bb86c..4407bf04667 100644 --- a/src/gallium/drivers/radeon/SIISelLowering.h +++ b/src/gallium/drivers/radeon/SIISelLowering.h @@ -37,6 +37,8 @@ class SITargetLowering : public AMDGPUTargetLowering MachineBasicBlock::iterator I, MachineRegisterInfo &MRI) const; void LowerSI_KIL(MachineInstr *MI, MachineBasicBlock &BB, MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const; + void LowerSI_WQM(MachineInstr *MI, MachineBasicBlock &BB, + MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const; void LowerSI_V_CNDLT(MachineInstr *MI, MachineBasicBlock &BB, MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const; diff --git a/src/gallium/drivers/radeon/SIInstructions.td b/src/gallium/drivers/radeon/SIInstructions.td index 20d4c003aa1..286819638a8 100644 --- a/src/gallium/drivers/radeon/SIInstructions.td +++ b/src/gallium/drivers/radeon/SIInstructions.td @@ -986,6 +986,13 @@ def SI_KIL : InstSI < [(int_AMDGPU_kill VReg_32:$src)] >; +def SI_WQM : InstSI < + (outs), + (ins), + "SI_WQM", + [(int_SI_wqm)] +>; + } // end usesCustomInserter // SI Psuedo branch instructions. These are used by the CFG structurizer pass diff --git a/src/gallium/drivers/radeon/SIIntrinsics.td b/src/gallium/drivers/radeon/SIIntrinsics.td index 401325bf5b1..fbb8dc90fbe 100644 --- a/src/gallium/drivers/radeon/SIIntrinsics.td +++ b/src/gallium/drivers/radeon/SIIntrinsics.td @@ -20,6 +20,7 @@ let TargetPrefix = "SI", isTarget = 1 in { def int_SI_load_const : Intrinsic <[llvm_float_ty], [llvm_i64_ty, llvm_i32_ty], []>; def int_SI_vs_load_buffer_index : Intrinsic <[llvm_i32_ty], [], [IntrNoMem]>; def int_SI_vs_load_input : Intrinsic <[llvm_v4f32_ty], [llvm_v4i32_ty, llvm_i16_ty, llvm_i32_ty], []> ; + def int_SI_wqm : Intrinsic <[], [], []>; def int_SI_sample : Intrinsic <[llvm_v4f32_ty], [llvm_i32_ty, llvm_v4f32_ty, llvm_v8i32_ty, llvm_v4i32_ty]>; |