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42 lines
2.4 KiB
42 lines
2.4 KiB
4 months ago
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; This test shows the evolution of RVV pseudo instructions within isel.
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; RUN: llc -mtriple riscv64 -mattr=+experimental-v %s -o %t.pre.mir \
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; RUN: -stop-before=finalize-isel
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; RUN: cat %t.pre.mir | FileCheck --check-prefix=PRE-INSERTER %s
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; RUN: llc -mtriple riscv64 -mattr=+experimental-v %t.pre.mir -o %t.post.mir \
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; RUN: -start-before=finalize-isel -stop-after=finalize-isel
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; RUN: cat %t.post.mir | FileCheck --check-prefix=POST-INSERTER %s
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define void @vadd_vint64m1(
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<vscale x 1 x i64> *%pc,
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<vscale x 1 x i64> *%pa,
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<vscale x 1 x i64> *%pb)
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{
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%va = load <vscale x 1 x i64>, <vscale x 1 x i64>* %pa
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%vb = load <vscale x 1 x i64>, <vscale x 1 x i64>* %pb
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%vc = add <vscale x 1 x i64> %va, %vb
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store <vscale x 1 x i64> %vc, <vscale x 1 x i64> *%pc
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ret void
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}
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; PRE-INSERTER: %4:vr = IMPLICIT_DEF
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; PRE-INSERTER: %3:vr = PseudoVLE64_V_M1 %4, %1, $noreg, $x0, 64, implicit $vl, implicit $vtype :: (load unknown-size from %ir.pa, align 8)
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; PRE-INSERTER: %6:vr = IMPLICIT_DEF
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; PRE-INSERTER: %5:vr = PseudoVLE64_V_M1 %6, %2, $noreg, $x0, 64, implicit $vl, implicit $vtype :: (load unknown-size from %ir.pb, align 8)
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; PRE-INSERTER: %8:vr = IMPLICIT_DEF
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; PRE-INSERTER: %7:vr = PseudoVADD_VV_M1 %8, killed %3, killed %5, $noreg, $x0, 64, implicit $vl, implicit $vtype
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; PRE-INSERTER: PseudoVSE64_V_M1 killed %7, %0, $noreg, $x0, 64, implicit $vl, implicit $vtype :: (store unknown-size into %ir.pc, align 8)
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; POST-INSERTER: %4:vr = IMPLICIT_DEF
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; POST-INSERTER: dead %9:gpr = PseudoVSETVLI $x0, 12, implicit-def $vl, implicit-def $vtype
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; POST-INSERTER: %3:vr = PseudoVLE64_V_M1 %4, %1, $noreg, $noreg, -1, implicit $vl, implicit $vtype :: (load unknown-size from %ir.pa, align 8)
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; POST-INSERTER: %6:vr = IMPLICIT_DEF
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; POST-INSERTER: dead %10:gpr = PseudoVSETVLI $x0, 12, implicit-def $vl, implicit-def $vtype
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; POST-INSERTER: %5:vr = PseudoVLE64_V_M1 %6, %2, $noreg, $noreg, -1, implicit $vl, implicit $vtype :: (load unknown-size from %ir.pb, align 8)
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; POST-INSERTER: %8:vr = IMPLICIT_DEF
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; POST-INSERTER: dead %11:gpr = PseudoVSETVLI $x0, 12, implicit-def $vl, implicit-def $vtype
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; POST-INSERTER: %7:vr = PseudoVADD_VV_M1 %8, killed %3, killed %5, $noreg, $noreg, -1, implicit $vl, implicit $vtype
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; POST-INSERTER: dead %12:gpr = PseudoVSETVLI $x0, 12, implicit-def $vl, implicit-def $vtype
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; POST-INSERTER: PseudoVSE64_V_M1 killed %7, %0, $noreg, $noreg, -1, implicit $vl, implicit $vtype :: (store unknown-size into %ir.pc, align 8)
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