derek.holloway
7502bf64a4
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351 lines
12 KiB
LLVM
351 lines
12 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 --check-prefixes=CHECK,CHECK-SD
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; RUN: llc -mtriple=aarch64 -global-isel -global-isel-abort=2 -o - %s 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-GI
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; CHECK-GI: warning: Instruction selection used fallback path for test_umul_i128
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; CHECK-GI-NEXT: warning: Instruction selection used fallback path for test_smul_i128
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define i128 @test_uadd_i128(i128 noundef %x, i128 noundef %y) {
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; CHECK-SD-LABEL: test_uadd_i128:
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; CHECK-SD: // %bb.0: // %entry
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; CHECK-SD-NEXT: adds x0, x0, x2
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; CHECK-SD-NEXT: adcs x1, x1, x3
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; CHECK-SD-NEXT: b.lo .LBB0_2
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; CHECK-SD-NEXT: // %bb.1: // %if.then
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; CHECK-SD-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-SD-NEXT: .cfi_def_cfa_offset 16
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; CHECK-SD-NEXT: .cfi_offset w30, -16
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; CHECK-SD-NEXT: bl error
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; CHECK-SD-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-SD-NEXT: sxtw x0, w0
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; CHECK-SD-NEXT: asr x1, x0, #63
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; CHECK-SD-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-SD-NEXT: .LBB0_2: // %cleanup
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: test_uadd_i128:
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; CHECK-GI: // %bb.0: // %entry
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; CHECK-GI-NEXT: adds x0, x0, x2
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; CHECK-GI-NEXT: adcs x1, x1, x3
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; CHECK-GI-NEXT: b.lo .LBB0_2
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; CHECK-GI-NEXT: // %bb.1: // %if.then
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; CHECK-GI-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-GI-NEXT: .cfi_def_cfa_offset 16
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; CHECK-GI-NEXT: .cfi_offset w30, -16
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; CHECK-GI-NEXT: bl error
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; CHECK-GI-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-GI-NEXT: asr w1, w0, #31
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; CHECK-GI-NEXT: bfi x0, x1, #32, #32
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; CHECK-GI-NEXT: bfi x1, x1, #32, #32
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; CHECK-GI-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-GI-NEXT: .LBB0_2: // %cleanup
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; CHECK-GI-NEXT: ret
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entry:
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%0 = tail call { i128, i1 } @llvm.uadd.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 @test_sadd_i128(i128 noundef %x, i128 noundef %y) {
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; CHECK-SD-LABEL: test_sadd_i128:
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; CHECK-SD: // %bb.0: // %entry
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; CHECK-SD-NEXT: adds x0, x0, x2
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; CHECK-SD-NEXT: adcs x1, x1, x3
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; CHECK-SD-NEXT: b.vc .LBB1_2
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; CHECK-SD-NEXT: // %bb.1: // %if.then
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; CHECK-SD-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-SD-NEXT: .cfi_def_cfa_offset 16
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; CHECK-SD-NEXT: .cfi_offset w30, -16
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; CHECK-SD-NEXT: bl error
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; CHECK-SD-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-SD-NEXT: sxtw x0, w0
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; CHECK-SD-NEXT: asr x1, x0, #63
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; CHECK-SD-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-SD-NEXT: .LBB1_2: // %cleanup
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: test_sadd_i128:
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; CHECK-GI: // %bb.0: // %entry
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; CHECK-GI-NEXT: adds x0, x0, x2
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; CHECK-GI-NEXT: adcs x1, x1, x3
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; CHECK-GI-NEXT: b.vc .LBB1_2
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; CHECK-GI-NEXT: // %bb.1: // %if.then
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; CHECK-GI-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-GI-NEXT: .cfi_def_cfa_offset 16
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; CHECK-GI-NEXT: .cfi_offset w30, -16
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; CHECK-GI-NEXT: bl error
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; CHECK-GI-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-GI-NEXT: asr w1, w0, #31
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; CHECK-GI-NEXT: bfi x0, x1, #32, #32
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; CHECK-GI-NEXT: bfi x1, x1, #32, #32
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; CHECK-GI-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-GI-NEXT: .LBB1_2: // %cleanup
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; CHECK-GI-NEXT: ret
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entry:
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%0 = tail call { i128, i1 } @llvm.sadd.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 @test_usub_i128(i128 noundef %x, i128 noundef %y) {
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; CHECK-SD-LABEL: test_usub_i128:
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; CHECK-SD: // %bb.0: // %entry
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; CHECK-SD-NEXT: subs x0, x0, x2
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; CHECK-SD-NEXT: sbcs x1, x1, x3
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; CHECK-SD-NEXT: b.hs .LBB2_2
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; CHECK-SD-NEXT: // %bb.1: // %if.then
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; CHECK-SD-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-SD-NEXT: .cfi_def_cfa_offset 16
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; CHECK-SD-NEXT: .cfi_offset w30, -16
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; CHECK-SD-NEXT: bl error
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; CHECK-SD-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-SD-NEXT: sxtw x0, w0
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; CHECK-SD-NEXT: asr x1, x0, #63
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; CHECK-SD-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-SD-NEXT: .LBB2_2: // %cleanup
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: test_usub_i128:
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; CHECK-GI: // %bb.0: // %entry
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; CHECK-GI-NEXT: subs x0, x0, x2
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; CHECK-GI-NEXT: sbcs x1, x1, x3
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; CHECK-GI-NEXT: b.hs .LBB2_2
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; CHECK-GI-NEXT: // %bb.1: // %if.then
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; CHECK-GI-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-GI-NEXT: .cfi_def_cfa_offset 16
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; CHECK-GI-NEXT: .cfi_offset w30, -16
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; CHECK-GI-NEXT: bl error
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; CHECK-GI-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-GI-NEXT: asr w1, w0, #31
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; CHECK-GI-NEXT: bfi x0, x1, #32, #32
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; CHECK-GI-NEXT: bfi x1, x1, #32, #32
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; CHECK-GI-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-GI-NEXT: .LBB2_2: // %cleanup
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; CHECK-GI-NEXT: ret
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entry:
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%0 = tail call { i128, i1 } @llvm.usub.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 @test_ssub_i128(i128 noundef %x, i128 noundef %y) {
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; CHECK-SD-LABEL: test_ssub_i128:
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; CHECK-SD: // %bb.0: // %entry
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; CHECK-SD-NEXT: subs x0, x0, x2
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; CHECK-SD-NEXT: sbcs x1, x1, x3
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; CHECK-SD-NEXT: b.vc .LBB3_2
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; CHECK-SD-NEXT: // %bb.1: // %if.then
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; CHECK-SD-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-SD-NEXT: .cfi_def_cfa_offset 16
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; CHECK-SD-NEXT: .cfi_offset w30, -16
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; CHECK-SD-NEXT: bl error
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; CHECK-SD-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-SD-NEXT: sxtw x0, w0
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; CHECK-SD-NEXT: asr x1, x0, #63
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; CHECK-SD-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-SD-NEXT: .LBB3_2: // %cleanup
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; CHECK-SD-NEXT: ret
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;
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; CHECK-GI-LABEL: test_ssub_i128:
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; CHECK-GI: // %bb.0: // %entry
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; CHECK-GI-NEXT: subs x0, x0, x2
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; CHECK-GI-NEXT: sbcs x1, x1, x3
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; CHECK-GI-NEXT: b.vc .LBB3_2
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; CHECK-GI-NEXT: // %bb.1: // %if.then
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; CHECK-GI-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; CHECK-GI-NEXT: .cfi_def_cfa_offset 16
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; CHECK-GI-NEXT: .cfi_offset w30, -16
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; CHECK-GI-NEXT: bl error
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; CHECK-GI-NEXT: // kill: def $w0 killed $w0 def $x0
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; CHECK-GI-NEXT: asr w1, w0, #31
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; CHECK-GI-NEXT: bfi x0, x1, #32, #32
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; CHECK-GI-NEXT: bfi x1, x1, #32, #32
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; CHECK-GI-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; CHECK-GI-NEXT: .LBB3_2: // %cleanup
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; CHECK-GI-NEXT: ret
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entry:
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%0 = tail call { i128, i1 } @llvm.ssub.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 @test_umul_i128(i128 noundef %x, i128 noundef %y) {
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; CHECK-LABEL: test_umul_i128:
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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, .LBB4_2
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; CHECK-NEXT: // %bb.1: // %overflow
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; CHECK-NEXT: mul x9, 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 x8, x3, x0
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; CHECK-NEXT: madd x9, x1, x2, x9
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; CHECK-NEXT: ccmp xzr, x10, #0, eq
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; CHECK-NEXT: umulh x11, x0, x2
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; CHECK-NEXT: ccmp xzr, x8, #0, eq
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; CHECK-NEXT: mul x0, x0, x2
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; CHECK-NEXT: cset w8, ne
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; CHECK-NEXT: adds x1, x11, x9
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; CHECK-NEXT: csinc w8, w8, wzr, lo
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; CHECK-NEXT: cbnz w8, .LBB4_3
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; CHECK-NEXT: b .LBB4_4
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; CHECK-NEXT: .LBB4_2: // %overflow.no
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; CHECK-NEXT: umulh x1, x0, x2
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; CHECK-NEXT: mul x0, x0, x2
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; CHECK-NEXT: cbz w8, .LBB4_4
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; CHECK-NEXT: .LBB4_3: // %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: .LBB4_4: // %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, 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 @test_smul_i128(i128 noundef %x, i128 noundef %y) {
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; CHECK-LABEL: test_smul_i128:
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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, .LBB5_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, .LBB5_3
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; CHECK-NEXT: .LBB5_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: .LBB5_3: // %cleanup
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; CHECK-NEXT: ret
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; CHECK-NEXT: .LBB5_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, .LBB5_2
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; CHECK-NEXT: b .LBB5_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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|
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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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|
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if.end:
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|
%2 = extractvalue { i128, i1 } %0, 0
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|
br label %cleanup
|
|
|
|
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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|
|
|
declare i32 @error()
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