forked from OSchip/llvm-project
[AMDGPU] Peephole adjacent equivalent S_SET_GPR_IDX_ON
Differential Revision: https://reviews.llvm.org/D79907
This commit is contained in:
Stanislav Mekhanoshin
parent
e9802aa422
commit
7d16a22eb0
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@ -30,6 +30,7 @@ private:
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const SIRegisterInfo *TRI = nullptr;
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bool optimizeVccBranch(MachineInstr &MI) const;
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bool optimizeSetGPR(MachineInstr &First, MachineInstr &MI) const;
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public:
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static char ID;
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@ -143,6 +144,54 @@ bool SIPreEmitPeephole::optimizeVccBranch(MachineInstr &MI) const {
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return true;
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}
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bool SIPreEmitPeephole::optimizeSetGPR(MachineInstr &First,
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MachineInstr &MI) const {
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MachineBasicBlock &MBB = *MI.getParent();
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const MachineFunction &MF = *MBB.getParent();
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const MachineRegisterInfo &MRI = MF.getRegInfo();
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MachineOperand *Idx = TII->getNamedOperand(MI, AMDGPU::OpName::src0);
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Register IdxReg = Idx->isReg() ? Idx->getReg() : Register();
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SmallVector<MachineInstr *, 4> ToRemove;
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bool IdxOn = true;
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if (!MI.isIdenticalTo(First))
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return false;
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// Scan back to find an identical S_SET_GPR_IDX_ON
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for (MachineBasicBlock::iterator I = std::next(First.getIterator()),
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E = MI.getIterator(); I != E; ++I) {
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switch (I->getOpcode()) {
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case AMDGPU::S_SET_GPR_IDX_MODE:
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return false;
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case AMDGPU::S_SET_GPR_IDX_OFF:
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IdxOn = false;
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ToRemove.push_back(&*I);
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break;
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default:
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if (I->modifiesRegister(AMDGPU::M0, TRI))
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return false;
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if (IdxReg && I->modifiesRegister(IdxReg, TRI))
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return false;
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if (llvm::any_of(I->operands(),
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[&MRI, this](const MachineOperand &MO) {
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return MO.isReg() &&
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TRI->isVectorRegister(MRI, MO.getReg());
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})) {
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// The only exception allowed here is another indirect V_MOV_B32_e32
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// with the same mode.
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if (!IdxOn || I->getOpcode() != AMDGPU::V_MOV_B32_e32 ||
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!I->hasRegisterImplicitUseOperand(AMDGPU::M0))
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return false;
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}
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}
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}
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MI.eraseFromParent();
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for (MachineInstr *RI : ToRemove)
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RI->eraseFromParent();
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return true;
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}
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bool SIPreEmitPeephole::runOnMachineFunction(MachineFunction &MF) {
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const GCNSubtarget &ST = MF.getSubtarget<GCNSubtarget>();
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TII = ST.getInstrInfo();
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@ -150,18 +199,50 @@ bool SIPreEmitPeephole::runOnMachineFunction(MachineFunction &MF) {
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bool Changed = false;
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for (MachineBasicBlock &MBB : MF) {
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MachineBasicBlock::iterator MBBI = MBB.getFirstTerminator();
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if (MBBI == MBB.end())
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MachineBasicBlock::iterator MBBE = MBB.getFirstTerminator();
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if (MBBE != MBB.end()) {
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MachineInstr &MI = *MBBE;
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switch (MI.getOpcode()) {
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case AMDGPU::S_CBRANCH_VCCZ:
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case AMDGPU::S_CBRANCH_VCCNZ:
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Changed |= optimizeVccBranch(MI);
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continue;
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default:
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break;
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}
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}
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if (!ST.hasVGPRIndexMode())
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continue;
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MachineInstr &MI = *MBBI;
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switch (MI.getOpcode()) {
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case AMDGPU::S_CBRANCH_VCCZ:
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case AMDGPU::S_CBRANCH_VCCNZ:
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Changed |= optimizeVccBranch(MI);
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break;
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default:
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break;
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MachineInstr *SetGPRMI = nullptr;
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const unsigned Threshold = 20;
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unsigned Count = 0;
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// Scan the block for two S_SET_GPR_IDX_ON instructions to see if a
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// second is not needed. Do expensive checks in the optimizeSetGPR()
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// and limit the distance to 20 instructions for compile time purposes.
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for (MachineBasicBlock::iterator MBBI = MBB.begin(); MBBI != MBBE; ) {
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MachineInstr &MI = *MBBI;
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++MBBI;
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if (Count == Threshold)
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SetGPRMI = nullptr;
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else
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++Count;
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if (MI.getOpcode() != AMDGPU::S_SET_GPR_IDX_ON)
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continue;
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Count = 0;
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if (!SetGPRMI) {
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SetGPRMI = &MI;
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continue;
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}
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if (optimizeSetGPR(*SetGPRMI, MI))
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Changed = true;
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else
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SetGPRMI = &MI;
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}
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}
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@ -428,8 +428,6 @@ define i64 @dyn_extract_v8i64_v_v(<8 x i64> %vec, i32 %sel) {
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; GPRIDX-NEXT: v_cmp_eq_u32_e32 vcc, s6, v16
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; GPRIDX-NEXT: s_set_gpr_idx_on s7, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v17, v0
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_set_gpr_idx_on s7, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v18, v1
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_and_saveexec_b64 vcc, vcc
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@ -470,8 +468,6 @@ define amdgpu_ps void @dyn_extract_v8i64_v_s(<8 x i64> %vec, i32 inreg %sel) {
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; GPRIDX-NEXT: s_lshl_b32 s0, s2, 1
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; GPRIDX-NEXT: s_set_gpr_idx_on s0, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v16, v0
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_set_gpr_idx_on s0, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v17, v1
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: global_store_dwordx2 v[0:1], v[16:17], off
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@ -1036,8 +1032,6 @@ define double @dyn_extract_v8f64_v_v_offset3(<8 x double> %vec, i32 %sel) {
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; GPRIDX-NEXT: v_cmp_eq_u32_e32 vcc, s6, v16
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; GPRIDX-NEXT: s_set_gpr_idx_on s7, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v17, v0
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_set_gpr_idx_on s7, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v18, v1
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_and_saveexec_b64 vcc, vcc
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@ -1164,8 +1158,6 @@ define i8 addrspace(1)* @dyn_extract_v8p1_v_v(<8 x i8 addrspace(1)*> %vec, i32 %
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; GPRIDX-NEXT: v_cmp_eq_u32_e32 vcc, s6, v16
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; GPRIDX-NEXT: s_set_gpr_idx_on s7, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v17, v0
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_set_gpr_idx_on s7, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v18, v1
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_and_saveexec_b64 vcc, vcc
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@ -1298,8 +1290,6 @@ define amdgpu_ps double @dyn_extract_v16f64_v_s(<16 x double> %vec, i32 inreg %s
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; GPRIDX-NEXT: s_lshl_b32 s0, s2, 1
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; GPRIDX-NEXT: s_set_gpr_idx_on s0, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v32, v0
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: s_set_gpr_idx_on s0, gpr_idx(SRC0)
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; GPRIDX-NEXT: v_mov_b32_e32 v0, v1
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; GPRIDX-NEXT: s_set_gpr_idx_off
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; GPRIDX-NEXT: v_readfirstlane_b32 s0, v32
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@ -0,0 +1,338 @@
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass si-pre-emit-peephole -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
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---
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name: simple
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body: |
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bb.0:
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; GCN-LABEL: name: simple
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; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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...
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---
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name: salu_in_between
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body: |
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bb.0:
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; GCN-LABEL: name: salu_in_between
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; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: $sgpr0 = S_MOV_B32 $sgpr2
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; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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$sgpr0 = S_MOV_B32 $sgpr2
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S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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...
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---
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name: valu_write_in_between
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body: |
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bb.0:
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; GCN-LABEL: name: valu_write_in_between
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; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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; GCN: $vgpr20 = V_MOV_B32_e32 1, implicit $exec
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; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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$vgpr20 = V_MOV_B32_e32 1, implicit $exec
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S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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...
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---
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name: valu_read_in_between
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body: |
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bb.0:
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; GCN-LABEL: name: valu_read_in_between
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; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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; GCN: V_NOP_e32 implicit $exec, implicit $vgpr0
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; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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V_NOP_e32 implicit $exec, implicit $vgpr0
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S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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...
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---
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name: changed_index
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body: |
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bb.0:
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; GCN-LABEL: name: changed_index
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; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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; GCN: $sgpr2 = S_MOV_B32 1
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; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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; GCN: S_SET_GPR_IDX_OFF
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S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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$sgpr2 = S_MOV_B32 1
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S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
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$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
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S_SET_GPR_IDX_OFF
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...
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---
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name: implicitly_changed_index
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body: |
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bb.0:
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; GCN-LABEL: name: implicitly_changed_index
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; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
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; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_NOP 0, implicit-def $sgpr2
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_NOP 0, implicit-def $sgpr2
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: changed_m0
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: changed_m0
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: $m0 = S_MOV_B32 1
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
$m0 = S_MOV_B32 1
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: implicitly_changed_m0
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: implicitly_changed_m0
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_NOP 0, implicit-def $m0
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_NOP 0, implicit-def $m0
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: same_imm_index
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: same_imm_index
|
||||
; GCN: S_SET_GPR_IDX_ON 1, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON 1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON 1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
name: different_imm_index
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
S_SET_GPR_IDX_ON 1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON 2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: different_gpr_index
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: different_gpr_index
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON killed $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: different_gpr_index_then_same_index
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: different_gpr_index_then_same_index
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: use_m0_with_idx_off
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: use_m0_with_idx_off
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: three_in_a_row
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: three_in_a_row
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: $vgpr17 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: $vgpr18 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr17 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr18 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: different_gpr_index_then_two_same_indexes
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: different_gpr_index_then_two_same_indexes
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON killed $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
|
||||
---
|
||||
name: two_same_indexes_then_different
|
||||
body: |
|
||||
bb.0:
|
||||
|
||||
; GCN-LABEL: name: two_same_indexes_then_different
|
||||
; GCN: S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: $vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
; GCN: S_SET_GPR_IDX_ON killed $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
; GCN: $vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
; GCN: S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON $sgpr2, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr16 = V_MOV_B32_e32 undef $vgpr1, implicit $exec, implicit $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
S_SET_GPR_IDX_ON killed $sgpr1, 1, implicit-def $m0, implicit undef $m0
|
||||
$vgpr15 = V_MOV_B32_e32 undef $vgpr0, implicit $exec, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15, implicit $m0
|
||||
S_SET_GPR_IDX_OFF
|
||||
...
|
||||
Loading…
Reference in New Issue