diff --git a/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir b/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir index 6df8f15039c5..49aac7c31a2b 100644 --- a/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir +++ b/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir @@ -125,6 +125,10 @@ ret void } + define void @if_in_loop() { + ret void + } + ; Function Attrs: nofree nosync nounwind readnone willreturn declare i32 @llvm.vector.reduce.add.v4i32(<4 x i32>) @@ -822,3 +826,105 @@ body: | PseudoRET ... +--- +name: if_in_loop +tracksRegLiveness: true +body: | + ; CHECK-LABEL: name: if_in_loop + ; CHECK: bb.0: + ; CHECK-NEXT: successors: %bb.1(0x80000000) + ; CHECK-NEXT: liveins: $x10, $x11, $x12, $x13, $x14, $x15 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: %dst:gpr = COPY $x10 + ; CHECK-NEXT: %src:gpr = COPY $x11 + ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr = COPY $x12 + ; CHECK-NEXT: %tc:gpr = COPY $x13 + ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr = COPY $x14 + ; CHECK-NEXT: [[COPY2:%[0-9]+]]:gpr = COPY $x15 + ; CHECK-NEXT: %vlenb:gpr = PseudoReadVLENB + ; CHECK-NEXT: %inc:gpr = SRLI killed %vlenb, 3 + ; CHECK-NEXT: dead %21:gpr = PseudoVSETVLIX0 $x0, 88 /* e64, m1, ta, mu */, implicit-def $vl, implicit-def $vtype + ; CHECK-NEXT: [[PseudoVID_V_M1_:%[0-9]+]]:vr = PseudoVID_V_M1 -1, 6 /* e64 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: [[COPY3:%[0-9]+]]:gpr = COPY $x0 + ; CHECK-NEXT: PseudoBR %bb.1 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: bb.1: + ; CHECK-NEXT: successors: %bb.2(0x40000000), %bb.3(0x40000000) + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr = PHI [[COPY3]], %bb.0, %11, %bb.3 + ; CHECK-NEXT: [[ADD:%[0-9]+]]:gpr = ADD [[COPY2]], [[PHI]] + ; CHECK-NEXT: dead $x0 = PseudoVSETVLIX0 killed $x0, 88 /* e64, m1, ta, mu */, implicit-def $vl, implicit-def $vtype, implicit $vl + ; CHECK-NEXT: [[PseudoVADD_VX_M1_:%[0-9]+]]:vr = PseudoVADD_VX_M1 [[PseudoVID_V_M1_]], killed [[ADD]], -1, 6 /* e64 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: [[PseudoVMSLTU_VX_M1_:%[0-9]+]]:vr = PseudoVMSLTU_VX_M1 [[PseudoVADD_VX_M1_]], [[COPY1]], -1, 6 /* e64 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: [[PseudoVCPOP_M_B1_:%[0-9]+]]:gpr = PseudoVCPOP_M_B1 [[PseudoVMSLTU_VX_M1_]], -1, 0 /* e8 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: [[COPY4:%[0-9]+]]:gpr = COPY $x0 + ; CHECK-NEXT: BEQ killed [[PseudoVCPOP_M_B1_]], [[COPY4]], %bb.3 + ; CHECK-NEXT: PseudoBR %bb.2 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: bb.2: + ; CHECK-NEXT: successors: %bb.3(0x80000000) + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: [[ADD1:%[0-9]+]]:gpr = ADD %src, [[PHI]] + ; CHECK-NEXT: dead $x0 = PseudoVSETVLIX0 killed $x0, 69 /* e8, mf8, ta, mu */, implicit-def $vl, implicit-def $vtype, implicit $vl + ; CHECK-NEXT: [[PseudoVLE8_V_MF8_:%[0-9]+]]:vrnov0 = PseudoVLE8_V_MF8 killed [[ADD1]], -1, 3 /* e8 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: [[PseudoVADD_VI_MF8_:%[0-9]+]]:vrnov0 = PseudoVADD_VI_MF8 [[PseudoVLE8_V_MF8_]], 4, -1, 3 /* e8 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: [[ADD2:%[0-9]+]]:gpr = ADD %dst, [[PHI]] + ; CHECK-NEXT: PseudoVSE8_V_MF8 killed [[PseudoVADD_VI_MF8_]], killed [[ADD2]], -1, 3 /* e8 */, implicit $vl, implicit $vtype + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: bb.3: + ; CHECK-NEXT: successors: %bb.1(0x7c000000), %bb.4(0x04000000) + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: [[ADD3:%[0-9]+]]:gpr = ADD [[PHI]], %inc + ; CHECK-NEXT: BLTU [[ADD3]], %tc, %bb.1 + ; CHECK-NEXT: PseudoBR %bb.4 + ; CHECK-NEXT: {{ $}} + ; CHECK-NEXT: bb.4: + ; CHECK-NEXT: PseudoRET + bb.0: + successors: %bb.1(0x80000000) + liveins: $x10, $x11, $x12, $x13, $x14, $x15 + + %dst:gpr = COPY $x10 + %src:gpr = COPY $x11 + %48:gpr = COPY $x12 + %tc:gpr = COPY $x13 + %11:gpr = COPY $x14 + %12:gpr = COPY $x15 + %vlenb:gpr = PseudoReadVLENB + %inc:gpr = SRLI killed %vlenb, 3 + %10:vr = PseudoVID_V_M1 -1, 6 + %59:gpr = COPY $x0 + PseudoBR %bb.1 + + bb.1: + successors: %bb.2(0x40000000), %bb.3(0x40000000) + + %26:gpr = PHI %59, %bb.0, %28, %bb.3 + %61:gpr = ADD %12, %26 + %27:vr = PseudoVADD_VX_M1 %10, killed %61, -1, 6 + %62:vr = PseudoVMSLTU_VX_M1 %27, %11, -1, 6 + %63:gpr = PseudoVCPOP_M_B1 %62, -1, 0 + %64:gpr = COPY $x0 + BEQ killed %63, %64, %bb.3 + PseudoBR %bb.2 + + bb.2: + successors: %bb.3(0x80000000) + + %66:gpr = ADD %src, %26 + %67:vrnov0 = PseudoVLE8_V_MF8 killed %66, -1, 3 + %76:vrnov0 = PseudoVADD_VI_MF8 %67, 4, -1, 3 + %77:gpr = ADD %dst, %26 + PseudoVSE8_V_MF8 killed %76, killed %77, -1, 3 + + bb.3: + successors: %bb.1(0x7c000000), %bb.4(0x04000000) + + %28:gpr = ADD %26, %inc + BLTU %28, %tc, %bb.1 + PseudoBR %bb.4 + + bb.4: + PseudoRET + +...