derek.holloway
7502bf64a4
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262 lines
8.3 KiB
LLVM
262 lines
8.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc -mtriple=aarch64 -o - %s | FileCheck %s
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declare i32 @error()
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define i128 @test1(i128 noundef %x, i128 noundef %y) {
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; CHECK-LABEL: test1:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: eor x8, x3, x2, asr #63
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; CHECK-NEXT: eor x9, x1, x0, asr #63
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; CHECK-NEXT: orr x8, x9, x8
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; CHECK-NEXT: cbz x8, .LBB0_4
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; CHECK-NEXT: // %bb.1: // %overflow
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; CHECK-NEXT: asr x9, x1, #63
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; CHECK-NEXT: umulh x10, x0, x2
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; CHECK-NEXT: asr x13, x3, #63
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; CHECK-NEXT: mul x11, x1, x2
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; CHECK-NEXT: umulh x8, x1, x2
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; CHECK-NEXT: mul x9, x9, x2
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; CHECK-NEXT: adds x10, x11, x10
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; CHECK-NEXT: mul x14, x0, x3
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; CHECK-NEXT: umulh x12, x0, x3
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; CHECK-NEXT: adc x8, x8, x9
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; CHECK-NEXT: mov x9, x1
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; CHECK-NEXT: mul x13, x0, x13
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; CHECK-NEXT: asr x11, x8, #63
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; CHECK-NEXT: mul x15, x1, x3
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; CHECK-NEXT: adds x1, x14, x10
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; CHECK-NEXT: smulh x9, x9, x3
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; CHECK-NEXT: adc x10, x12, x13
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; CHECK-NEXT: asr x12, x10, #63
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; CHECK-NEXT: adds x8, x8, x10
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; CHECK-NEXT: asr x10, x1, #63
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; CHECK-NEXT: mul x0, x0, x2
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; CHECK-NEXT: adc x11, x11, x12
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; CHECK-NEXT: adds x8, x15, x8
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; CHECK-NEXT: adc x9, x9, x11
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; CHECK-NEXT: cmp x8, x10
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; CHECK-NEXT: ccmp x9, x10, #0, eq
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; CHECK-NEXT: cset w8, ne
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; CHECK-NEXT: cbz w8, .LBB0_3
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; CHECK-NEXT: .LBB0_2: // %if.then
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: bl error
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; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-NEXT: sxtw x0, w0
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; CHECK-NEXT: asr x1, x0, #63
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: .LBB0_3: // %cleanup
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB0_4: // %overflow.no
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; CHECK-NEXT: smulh x1, x0, x2
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; CHECK-NEXT: mul x0, x0, x2
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; CHECK-NEXT: cbnz w8, .LBB0_2
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; CHECK-NEXT: b .LBB0_3
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entry:
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%0 = tail call { i128, i1 } @llvm.smul.with.overflow.i128(i128 %x, i128 %y)
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%1 = extractvalue { i128, i1 } %0, 1
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br i1 %1, label %if.then, label %if.end
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if.then:
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%call = tail call i32 @error()
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%conv1 = sext i32 %call to i128
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br label %cleanup
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if.end:
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%2 = extractvalue { i128, i1 } %0, 0
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br label %cleanup
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cleanup:
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%retval.0 = phi i128 [ %conv1, %if.then ], [ %2, %if.end ]
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ret i128 %retval.0
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}
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define i128 @test2(i128 noundef %x, i128 noundef %y, ptr %out) {
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; CHECK-LABEL: test2:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: eor x8, x3, x2, asr #63
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; CHECK-NEXT: eor x9, x1, x0, asr #63
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; CHECK-NEXT: orr x8, x9, x8
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; CHECK-NEXT: cbz x8, .LBB1_4
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; CHECK-NEXT: // %bb.1: // %overflow
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; CHECK-NEXT: asr x9, x1, #63
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; CHECK-NEXT: umulh x10, x0, x2
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; CHECK-NEXT: asr x13, x3, #63
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; CHECK-NEXT: mul x11, x1, x2
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; CHECK-NEXT: umulh x8, x1, x2
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; CHECK-NEXT: mul x9, x9, x2
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; CHECK-NEXT: adds x10, x11, x10
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; CHECK-NEXT: mul x14, x0, x3
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; CHECK-NEXT: umulh x12, x0, x3
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; CHECK-NEXT: adc x8, x8, x9
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; CHECK-NEXT: mov x9, x1
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; CHECK-NEXT: mul x13, x0, x13
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; CHECK-NEXT: asr x11, x8, #63
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; CHECK-NEXT: mul x15, x1, x3
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; CHECK-NEXT: adds x1, x14, x10
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; CHECK-NEXT: smulh x9, x9, x3
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; CHECK-NEXT: adc x10, x12, x13
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; CHECK-NEXT: asr x12, x10, #63
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; CHECK-NEXT: adds x8, x8, x10
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; CHECK-NEXT: asr x10, x1, #63
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; CHECK-NEXT: mul x0, x0, x2
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; CHECK-NEXT: adc x11, x11, x12
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; CHECK-NEXT: adds x8, x15, x8
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; CHECK-NEXT: adc x9, x9, x11
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; CHECK-NEXT: cmp x8, x10
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; CHECK-NEXT: ccmp x9, x10, #0, eq
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; CHECK-NEXT: cset w8, ne
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; CHECK-NEXT: stp x0, x1, [x4]
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; CHECK-NEXT: cbz w8, .LBB1_3
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; CHECK-NEXT: .LBB1_2: // %if.then
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: bl error
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; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-NEXT: sxtw x0, w0
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; CHECK-NEXT: asr x1, x0, #63
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: .LBB1_3: // %cleanup
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB1_4: // %overflow.no
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; CHECK-NEXT: smulh x1, x0, x2
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; CHECK-NEXT: mul x0, x0, x2
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; CHECK-NEXT: stp x0, x1, [x4]
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; CHECK-NEXT: cbnz w8, .LBB1_2
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; CHECK-NEXT: b .LBB1_3
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entry:
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%0 = tail call { i128, i1 } @llvm.smul.with.overflow.i128(i128 %x, i128 %y)
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%1 = extractvalue { i128, i1 } %0, 0
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store i128 %1, ptr %out
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%2 = extractvalue { i128, i1 } %0, 1
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br i1 %2, label %if.then, label %cleanup
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if.then:
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%call = tail call i32 @error()
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%conv1 = sext i32 %call to i128
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br label %cleanup
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cleanup:
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%retval.0 = phi i128 [ %conv1, %if.then ], [ %1, %entry ]
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ret i128 %retval.0
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}
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define i128 @test3(i128 noundef %x, i128 noundef %y, ptr %out) {
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; CHECK-LABEL: test3:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: orr x8, x1, x3
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; CHECK-NEXT: cbz x8, .LBB2_3
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; CHECK-NEXT: // %bb.1: // %overflow
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; CHECK-NEXT: mul x8, x3, x0
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; CHECK-NEXT: cmp x1, #0
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; CHECK-NEXT: ccmp x3, #0, #4, ne
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; CHECK-NEXT: umulh x10, x1, x2
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; CHECK-NEXT: umulh x9, x3, x0
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; CHECK-NEXT: madd x11, x1, x2, x8
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; CHECK-NEXT: ccmp xzr, x10, #0, eq
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; CHECK-NEXT: umulh x12, x0, x2
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; CHECK-NEXT: ccmp xzr, x9, #0, eq
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; CHECK-NEXT: mul x8, x0, x2
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; CHECK-NEXT: cset w10, ne
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; CHECK-NEXT: adds x9, x12, x11
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; CHECK-NEXT: csinc w10, w10, wzr, lo
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; CHECK-NEXT: stp x8, x9, [x4]
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; CHECK-NEXT: cbnz w10, .LBB2_4
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; CHECK-NEXT: .LBB2_2:
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; CHECK-NEXT: mov x1, xzr
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; CHECK-NEXT: mov w0, #1 // =0x1
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB2_3: // %overflow.no
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; CHECK-NEXT: umulh x9, x0, x2
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; CHECK-NEXT: mov w10, wzr
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; CHECK-NEXT: mul x8, x0, x2
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; CHECK-NEXT: stp x8, x9, [x4]
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; CHECK-NEXT: cbz w10, .LBB2_2
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; CHECK-NEXT: .LBB2_4: // %if.then
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: bl error
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; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-NEXT: sxtw x0, w0
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; CHECK-NEXT: asr x1, x0, #63
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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entry:
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%0 = tail call { i128, i1 } @llvm.umul.with.overflow.i128(i128 %x, i128 %y)
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%1 = extractvalue { i128, i1 } %0, 0
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store i128 %1, ptr %out
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%2 = extractvalue { i128, i1 } %0, 1
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br i1 %2, label %if.then, label %cleanup
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if.then:
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%call = tail call i32 @error()
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%conv1 = sext i32 %call to i128
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br label %cleanup
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cleanup:
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%retval.0 = phi i128 [ %conv1, %if.then ], [ 1, %entry ]
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ret i128 %retval.0
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}
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define i128 @test4(i128 noundef %x, i128 noundef %y, i128 %out) {
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; CHECK-LABEL: test4:
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; CHECK: // %bb.0: // %entry
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; CHECK-NEXT: orr x8, x1, x3
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; CHECK-NEXT: cbz x8, .LBB3_2
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; CHECK-NEXT: // %bb.1: // %overflow
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; CHECK-NEXT: mul x8, x3, x0
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; CHECK-NEXT: cmp x1, #0
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; CHECK-NEXT: ccmp x3, #0, #4, ne
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; CHECK-NEXT: umulh x10, x1, x2
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; CHECK-NEXT: umulh x9, x3, x0
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; CHECK-NEXT: madd x11, x1, x2, x8
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; CHECK-NEXT: ccmp xzr, x10, #0, eq
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; CHECK-NEXT: umulh x12, x0, x2
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; CHECK-NEXT: ccmp xzr, x9, #0, eq
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; CHECK-NEXT: mul x8, x0, x2
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; CHECK-NEXT: cset w10, ne
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; CHECK-NEXT: adds x9, x12, x11
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; CHECK-NEXT: csinc w10, w10, wzr, lo
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; CHECK-NEXT: b .LBB3_3
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; CHECK-NEXT: .LBB3_2: // %overflow.no
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; CHECK-NEXT: umulh x9, x0, x2
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; CHECK-NEXT: mov w10, wzr
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; CHECK-NEXT: mul x8, x0, x2
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; CHECK-NEXT: .LBB3_3: // %overflow.res
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; CHECK-NEXT: adds x0, x8, x4
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; CHECK-NEXT: adc x1, x9, x5
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; CHECK-NEXT: cbz w10, .LBB3_5
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; CHECK-NEXT: // %bb.4: // %if.then
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; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-NEXT: .cfi_def_cfa_offset 16
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; CHECK-NEXT: .cfi_offset w30, -16
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; CHECK-NEXT: bl error
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; CHECK-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-NEXT: sxtw x0, w0
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; CHECK-NEXT: asr x1, x0, #63
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; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-NEXT: .LBB3_5: // %cleanup
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; CHECK-NEXT: ret
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entry:
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%0 = tail call { i128, i1 } @llvm.umul.with.overflow.i128(i128 %x, i128 %y)
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%1 = extractvalue { i128, i1 } %0, 0
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%res = add i128 %1, %out
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%2 = extractvalue { i128, i1 } %0, 1
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br i1 %2, label %if.then, label %cleanup
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if.then:
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%call = tail call i32 @error()
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%conv1 = sext i32 %call to i128
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br label %cleanup
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cleanup:
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%retval.0 = phi i128 [ %conv1, %if.then ], [ %res, %entry ]
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ret i128 %retval.0
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}
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