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[AArch64][NFC] Prepare test cases (for D128302) to show more accurate…
… cost estimation of extract-element could generate better assembly code. Pre-commit the test cases (for D128302) to show that more accurate cost estimation of extract-element could generate better code. Differential Revision: https://reviews.llvm.org/D128945
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | ||
; RUN: opt -licm -mtriple aarch64-linux-gnu -S < %s | FileCheck %s | ||
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define i1 @func(ptr %0, i64 %1) { | ||
; CHECK-LABEL: @func( | ||
; CHECK-NEXT: br label [[TMP3:%.*]] | ||
; CHECK: 3: | ||
; CHECK-NEXT: [[TMP4:%.*]] = phi i64 [ 0, [[TMP2:%.*]] ], [ [[TMP12:%.*]], [[TMP11:%.*]] ] | ||
; CHECK-NEXT: [[TMP5:%.*]] = icmp ult i64 [[TMP4]], [[TMP1:%.*]] | ||
; CHECK-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[DOTSPLIT_LOOP_EXIT2:%.*]] | ||
; CHECK: 6: | ||
; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds <1 x i64>, ptr [[TMP0:%.*]], i64 [[TMP4]] | ||
; CHECK-NEXT: [[TMP8:%.*]] = load <1 x i64>, ptr [[TMP7]], align 8 | ||
; CHECK-NEXT: [[TMP9:%.*]] = extractelement <1 x i64> [[TMP8]], i64 0 | ||
; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], -1 | ||
; CHECK-NEXT: br i1 [[TMP10]], label [[TMP11]], label [[DOTSPLIT_LOOP_EXIT:%.*]] | ||
; CHECK: 11: | ||
; CHECK-NEXT: [[TMP12]] = add i64 [[TMP4]], 1 | ||
; CHECK-NEXT: br label [[TMP3]] | ||
; CHECK: .split.loop.exit: | ||
; CHECK-NEXT: [[DOTLCSSA7:%.*]] = phi <1 x i64> [ [[TMP8]], [[TMP6]] ] | ||
; CHECK-NEXT: [[DOTLCSSA6:%.*]] = phi i64 [ [[TMP4]], [[TMP6]] ] | ||
; CHECK-NEXT: [[DOTPH:%.*]] = phi i1 [ [[TMP5]], [[TMP6]] ] | ||
; CHECK-NEXT: [[TMP13:%.*]] = extractelement <1 x i64> [[DOTLCSSA7]], i64 0 | ||
; CHECK-NEXT: [[TMP14:%.*]] = xor i64 [[TMP13]], -1 | ||
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[TMP14]], [[DOTLCSSA6]] | ||
; CHECK-NEXT: [[TMP16:%.*]] = icmp uge i64 [[TMP15]], [[TMP1]] | ||
; CHECK-NEXT: br label [[TMP17:%.*]] | ||
; CHECK: .split.loop.exit2: | ||
; CHECK-NEXT: [[DOTPH3:%.*]] = phi i1 [ [[TMP5]], [[TMP3]] ] | ||
; CHECK-NEXT: [[DOTPH4:%.*]] = phi i1 [ undef, [[TMP3]] ] | ||
; CHECK-NEXT: br label [[TMP17]] | ||
; CHECK: 17: | ||
; CHECK-NEXT: [[TMP18:%.*]] = phi i1 [ [[DOTPH]], [[DOTSPLIT_LOOP_EXIT]] ], [ [[DOTPH3]], [[DOTSPLIT_LOOP_EXIT2]] ] | ||
; CHECK-NEXT: [[TMP19:%.*]] = phi i1 [ [[TMP16]], [[DOTSPLIT_LOOP_EXIT]] ], [ [[DOTPH4]], [[DOTSPLIT_LOOP_EXIT2]] ] | ||
; CHECK-NEXT: [[TMP20:%.*]] = xor i1 [[TMP18]], true | ||
; CHECK-NEXT: [[TMP21:%.*]] = select i1 [[TMP20]], i1 true, i1 [[TMP19]] | ||
; CHECK-NEXT: ret i1 [[TMP21]] | ||
; | ||
br label %3 | ||
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3: ; preds = %14, %2 | ||
%4 = phi i64 [ 0, %2 ], [ %15, %14 ] | ||
%5 = icmp ult i64 %4, %1 | ||
br i1 %5, label %6, label %16 | ||
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6: ; preds = %3 | ||
%7 = getelementptr inbounds <1 x i64>, ptr %0, i64 %4 | ||
%8 = load <1 x i64>, ptr %7, align 8 | ||
%9 = extractelement <1 x i64> %8, i64 0 | ||
%10 = icmp eq i64 %9, -1 | ||
%11 = xor i64 %9, -1 | ||
%12 = add i64 %11, %4 | ||
%13 = icmp uge i64 %12, %1 | ||
br i1 %10, label %14, label %16 | ||
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14: ; preds = %6 | ||
%15 = add i64 %4, 1 | ||
br label %3 | ||
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16: ; preds = %3, %6 | ||
%17 = phi i1 [ %5, %3 ], [ %5, %6 ] | ||
%18 = phi i1 [ %13, %6 ], [ undef, %3 ] | ||
%19 = xor i1 %17, true | ||
%20 = select i1 %19, i1 true, i1 %18 | ||
ret i1 %20 | ||
} |