diff --git a/llvm/test/CodeGen/RISCV/rvv/copyprop.mir b/llvm/test/CodeGen/RISCV/rvv/copyprop.mir new file mode 100644 --- /dev/null +++ b/llvm/test/CodeGen/RISCV/rvv/copyprop.mir @@ -0,0 +1,76 @@ +# NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2 +# RUN: llc %s -o - -mtriple=riscv64 -mattr=+v -start-after=finalize-isel | FileCheck %s + +--- | + define void @foo() { + ; CHECK-LABEL: foo: + ; CHECK: # %bb.0: # %entry + ; CHECK-NEXT: vsetivli zero, 1, e64, m1, ta, ma + ; CHECK-NEXT: vmsne.vi v0, v8, 0 + ; CHECK-NEXT: vsll.vi v9, v8, 5 + ; CHECK-NEXT: vmerge.vim v9, v9, -1, v0 + ; CHECK-NEXT: csrwi vxrm, 0 + ; CHECK-NEXT: vssra.vi v8, v8, 2 + ; CHECK-NEXT: bgeu a0, zero, .LBB0_3 + ; CHECK-NEXT: # %bb.1: # %entry + ; CHECK-NEXT: li a2, 128 + ; CHECK-NEXT: bltu a0, a2, .LBB0_4 + ; CHECK-NEXT: .LBB0_2: # %entry + ; CHECK-NEXT: vse64.v v8, (a1) + ; CHECK-NEXT: ret + ; CHECK-NEXT: .LBB0_3: + ; CHECK-NEXT: vmv.v.i v8, 0 + ; CHECK-NEXT: li a2, 128 + ; CHECK-NEXT: bgeu a0, a2, .LBB0_2 + ; CHECK-NEXT: .LBB0_4: # %entry + ; CHECK-NEXT: vmv1r.v v8, v9 + ; CHECK-NEXT: vse64.v v8, (a1) + ; CHECK-NEXT: ret + entry: + ret void + } +... +--- +name: foo +tracksRegLiveness: true +liveins: + - { reg: '$x10', virtual-reg: '%1' } + - { reg: '$x11', virtual-reg: '%2' } + - { reg: '$v8', virtual-reg: '%2' } +body: | + bb.0.entry: + successors: %bb.1, %bb.2 + liveins: $x10, $x11, $x12, $v8 + + %2:gpr = COPY $x11 + %1:gpr = COPY $x10 + %3:vr = COPY $v8 + %pt5:vr = IMPLICIT_DEF + %17:vr = PseudoVSLL_VI_M1 %pt5, %3, 5, 1, 6 /* e64 */, 0 + %22:vr = PseudoVMSNE_VI_M1 %3, 0, 1, 6 /* e64 */ + $v0 = COPY %22 + %26:vrnov0 = IMPLICIT_DEF + %25:vrnov0 = PseudoVMERGE_VIM_M1 %26, %17, -1, $v0, 1, 6 /* e64 */ + %pt8:vr = IMPLICIT_DEF + %29:vr = PseudoVSSRA_VI_M1 %pt8, %3, 2, 0, 1, 6 /* e64 */, 0 + %pt9:vr = IMPLICIT_DEF + %30:vr = PseudoVMV_V_I_M1 %pt9, 0, 1, 6 /* e64 */, 0 + BGEU %1, $x0, %bb.2 + + bb.1.entry: + + bb.2.entry: + successors: %bb.3, %bb.4 + + %31:vr = PHI %30, %bb.0, %29, %bb.1 + %32:gpr = ADDI $x0, 128 + BGEU %1, %32, %bb.4 + + bb.3.entry: + + bb.4.entry: + %33:vr = PHI %31, %bb.2, %25, %bb.3 + PseudoVSE64_V_M1 killed %33, %2, 1, 6 /* e64 */ + PseudoRET + +...