forked from OSchip/llvm-project
1177 lines
33 KiB
LLVM
1177 lines
33 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -correlated-propagation -S %s | FileCheck %s
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; RUN: opt -passes=correlated-propagation -S %s | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.10.0"
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declare void @check1(i1) #1
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declare void @check2(i1) #1
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declare void @llvm.assume(i1)
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; Make sure we propagate the value of %tmp35 to the true/false cases
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define void @test1(i64 %tmp35) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: [[TMP36:%.*]] = icmp sgt i64 [[TMP35:%.*]], 0
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; CHECK-NEXT: br i1 [[TMP36]], label [[BB_TRUE:%.*]], label [[BB_FALSE:%.*]]
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; CHECK: bb_true:
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; CHECK-NEXT: tail call void @check1(i1 false) #[[ATTR1:[0-9]+]]
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; CHECK-NEXT: unreachable
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; CHECK: bb_false:
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; CHECK-NEXT: tail call void @check2(i1 true) #[[ATTR1]]
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; CHECK-NEXT: unreachable
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;
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bb:
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%tmp36 = icmp sgt i64 %tmp35, 0
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br i1 %tmp36, label %bb_true, label %bb_false
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bb_true:
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%tmp47 = icmp slt i64 %tmp35, 0
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tail call void @check1(i1 %tmp47) #4
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unreachable
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bb_false:
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%tmp48 = icmp sle i64 %tmp35, 0
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tail call void @check2(i1 %tmp48) #4
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unreachable
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}
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; This is the same as test1 but with a diamond to ensure we
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; get %tmp36 from both true and false BBs.
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define void @test2(i64 %tmp35, i1 %inner_cmp) {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: [[TMP36:%.*]] = icmp sgt i64 [[TMP35:%.*]], 0
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; CHECK-NEXT: br i1 [[TMP36]], label [[BB_TRUE:%.*]], label [[BB_FALSE:%.*]]
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; CHECK: bb_true:
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; CHECK-NEXT: br i1 [[INNER_CMP:%.*]], label [[INNER_TRUE:%.*]], label [[INNER_FALSE:%.*]]
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; CHECK: inner_true:
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; CHECK-NEXT: br label [[MERGE:%.*]]
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; CHECK: inner_false:
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; CHECK-NEXT: br label [[MERGE]]
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; CHECK: merge:
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; CHECK-NEXT: tail call void @check1(i1 false)
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; CHECK-NEXT: unreachable
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; CHECK: bb_false:
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; CHECK-NEXT: tail call void @check2(i1 true) #[[ATTR1]]
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; CHECK-NEXT: unreachable
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;
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bb:
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%tmp36 = icmp sgt i64 %tmp35, 0
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br i1 %tmp36, label %bb_true, label %bb_false
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bb_true:
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br i1 %inner_cmp, label %inner_true, label %inner_false
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inner_true:
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br label %merge
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inner_false:
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br label %merge
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merge:
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%tmp47 = icmp slt i64 %tmp35, 0
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tail call void @check1(i1 %tmp47) #0
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unreachable
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bb_false:
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%tmp48 = icmp sle i64 %tmp35, 0
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tail call void @check2(i1 %tmp48) #4
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unreachable
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}
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; Make sure binary operator transfer functions are run when RHS is non-constant
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define i1 @test3(i32 %x, i32 %y) #0 {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 [[X:%.*]], 10
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; CHECK-NEXT: br i1 [[CMP1]], label [[CONT1:%.*]], label [[OUT:%.*]]
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; CHECK: cont1:
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; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i32 [[Y:%.*]], 10
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; CHECK-NEXT: br i1 [[CMP2]], label [[CONT2:%.*]], label [[OUT]]
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; CHECK: cont2:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i32 [[X]], [[Y]]
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; CHECK-NEXT: br label [[OUT]]
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; CHECK: out:
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%cmp1 = icmp ult i32 %x, 10
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br i1 %cmp1, label %cont1, label %out
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cont1:
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%cmp2 = icmp ult i32 %y, 10
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br i1 %cmp2, label %cont2, label %out
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cont2:
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%add = add i32 %x, %y
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%cmp3 = icmp ult i32 %add, 25
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br label %out
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out:
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%ret = phi i1 [ true, %entry], [ true, %cont1 ], [ %cmp3, %cont2 ]
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ret i1 %ret
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}
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; Same as previous but make sure nobody gets over-zealous
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define i1 @test4(i32 %x, i32 %y) #0 {
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; CHECK-LABEL: @test4(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 [[X:%.*]], 10
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; CHECK-NEXT: br i1 [[CMP1]], label [[CONT1:%.*]], label [[OUT:%.*]]
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; CHECK: cont1:
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; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i32 [[Y:%.*]], 10
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; CHECK-NEXT: br i1 [[CMP2]], label [[CONT2:%.*]], label [[OUT]]
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; CHECK: cont2:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i32 [[X]], [[Y]]
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; CHECK-NEXT: [[CMP3:%.*]] = icmp ult i32 [[ADD]], 15
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; CHECK-NEXT: br label [[OUT]]
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; CHECK: out:
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; CHECK-NEXT: [[RET:%.*]] = phi i1 [ true, [[ENTRY:%.*]] ], [ true, [[CONT1]] ], [ [[CMP3]], [[CONT2]] ]
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; CHECK-NEXT: ret i1 [[RET]]
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;
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entry:
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%cmp1 = icmp ult i32 %x, 10
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br i1 %cmp1, label %cont1, label %out
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cont1:
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%cmp2 = icmp ult i32 %y, 10
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br i1 %cmp2, label %cont2, label %out
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cont2:
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%add = add i32 %x, %y
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%cmp3 = icmp ult i32 %add, 15
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br label %out
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out:
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%ret = phi i1 [ true, %entry], [ true, %cont1 ], [ %cmp3, %cont2 ]
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ret i1 %ret
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}
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; Make sure binary operator transfer functions are run when RHS is non-constant
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define i1 @test5(i32 %x, i32 %y) #0 {
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; CHECK-LABEL: @test5(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 [[X:%.*]], 5
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; CHECK-NEXT: br i1 [[CMP1]], label [[CONT1:%.*]], label [[OUT:%.*]]
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; CHECK: cont1:
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; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i32 [[Y:%.*]], 5
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; CHECK-NEXT: br i1 [[CMP2]], label [[CONT2:%.*]], label [[OUT]]
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; CHECK: cont2:
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; CHECK-NEXT: [[SHIFTED:%.*]] = shl nuw nsw i32 [[X]], [[Y]]
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; CHECK-NEXT: br label [[OUT]]
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; CHECK: out:
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; CHECK-NEXT: ret i1 true
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;
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entry:
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%cmp1 = icmp ult i32 %x, 5
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br i1 %cmp1, label %cont1, label %out
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cont1:
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%cmp2 = icmp ult i32 %y, 5
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br i1 %cmp2, label %cont2, label %out
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cont2:
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%shifted = shl i32 %x, %y
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%cmp3 = icmp ult i32 %shifted, 65536
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br label %out
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out:
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%ret = phi i1 [ true, %entry], [ true, %cont1 ], [ %cmp3, %cont2 ]
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ret i1 %ret
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}
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; Same as previous but make sure nobody gets over-zealous
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define i1 @test6(i32 %x, i32 %y) #0 {
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i32 [[X:%.*]], 5
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; CHECK-NEXT: br i1 [[CMP1]], label [[CONT1:%.*]], label [[OUT:%.*]]
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; CHECK: cont1:
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; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i32 [[Y:%.*]], 15
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; CHECK-NEXT: br i1 [[CMP2]], label [[CONT2:%.*]], label [[OUT]]
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; CHECK: cont2:
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; CHECK-NEXT: [[SHIFTED:%.*]] = shl nuw nsw i32 [[X]], [[Y]]
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; CHECK-NEXT: [[CMP3:%.*]] = icmp ult i32 [[SHIFTED]], 65536
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; CHECK-NEXT: br label [[OUT]]
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; CHECK: out:
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; CHECK-NEXT: [[RET:%.*]] = phi i1 [ true, [[ENTRY:%.*]] ], [ true, [[CONT1]] ], [ [[CMP3]], [[CONT2]] ]
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; CHECK-NEXT: ret i1 [[RET]]
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;
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entry:
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%cmp1 = icmp ult i32 %x, 5
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br i1 %cmp1, label %cont1, label %out
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cont1:
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%cmp2 = icmp ult i32 %y, 15
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br i1 %cmp2, label %cont2, label %out
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cont2:
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%shifted = shl i32 %x, %y
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%cmp3 = icmp ult i32 %shifted, 65536
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br label %out
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out:
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%ret = phi i1 [ true, %entry], [ true, %cont1 ], [ %cmp3, %cont2 ]
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ret i1 %ret
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}
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define i1 @test7(i32 %a, i32 %b) {
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; CHECK-LABEL: @test7(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP0:%.*]] = icmp sge i32 [[A:%.*]], 0
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; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
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; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
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; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw i32 [[A]], [[B]]
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; CHECK-NEXT: [[RES:%.*]] = icmp sge i32 [[ADD]], 0
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[IV:%.*]] = phi i1 [ true, [[BEGIN:%.*]] ], [ [[RES]], [[BB]] ]
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; CHECK-NEXT: ret i1 [[IV]]
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;
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begin:
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%cmp0 = icmp sge i32 %a, 0
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%cmp1 = icmp sge i32 %b, 0
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%br = and i1 %cmp0, %cmp1
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br i1 %br, label %bb, label %exit
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bb:
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%add = add i32 %a, %b
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%res = icmp sge i32 %add, 0
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br label %exit
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exit:
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%iv = phi i1 [ true, %begin ], [ %res, %bb ]
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ret i1 %iv
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}
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define i1 @test8(i32 %a, i32 %b) {
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; CHECK-LABEL: @test8(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP0:%.*]] = icmp sge i32 [[A:%.*]], 0
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; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
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; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
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; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i32 [[A]], [[B]]
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: ret i1 true
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;
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begin:
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%cmp0 = icmp sge i32 %a, 0
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%cmp1 = icmp sge i32 %b, 0
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%br = and i1 %cmp0, %cmp1
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br i1 %br, label %bb, label %exit
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bb:
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%add = add nsw i32 %a, %b
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%res = icmp sge i32 %add, 0
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br label %exit
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exit:
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%iv = phi i1 [ true, %begin ], [ %res, %bb ]
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ret i1 %iv
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}
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define i1 @test10(i32 %a, i32 %b) {
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; CHECK-LABEL: @test10(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP:%.*]] = icmp uge i32 [[A:%.*]], -256
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; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
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; CHECK-NEXT: [[ADD:%.*]] = add i32 [[A]], [[B:%.*]]
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; CHECK-NEXT: [[RES:%.*]] = icmp uge i32 [[ADD]], -256
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[IV:%.*]] = phi i1 [ true, [[BEGIN:%.*]] ], [ [[RES]], [[BB]] ]
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; CHECK-NEXT: ret i1 [[IV]]
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;
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begin:
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%cmp = icmp uge i32 %a, 4294967040
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br i1 %cmp, label %bb, label %exit
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bb:
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%add = add i32 %a, %b
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%res = icmp uge i32 %add, 4294967040
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br label %exit
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exit:
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%iv = phi i1 [ true, %begin ], [ %res, %bb ]
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ret i1 %iv
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}
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define i1 @test11(i32 %a, i32 %b) {
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; CHECK-LABEL: @test11(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP:%.*]] = icmp uge i32 [[A:%.*]], -256
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; CHECK-NEXT: br i1 [[CMP]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
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; CHECK-NEXT: [[ADD:%.*]] = add nuw i32 [[A]], [[B:%.*]]
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: ret i1 true
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;
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begin:
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%cmp = icmp uge i32 %a, 4294967040
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br i1 %cmp, label %bb, label %exit
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bb:
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%add = add nuw i32 %a, %b
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%res = icmp uge i32 %add, 4294967040
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br label %exit
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exit:
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%iv = phi i1 [ true, %begin ], [ %res, %bb ]
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ret i1 %iv
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}
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define i1 @test12(i32 %x) {
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; CHECK-LABEL: @test12(
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; CHECK-NEXT: [[ZEXT:%.*]] = zext i32 [[X:%.*]] to i64
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; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i64 [[ZEXT]], 7
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; CHECK-NEXT: [[SHR:%.*]] = lshr i64 [[MUL]], 32
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; CHECK-NEXT: [[TRUNC:%.*]] = trunc i64 [[SHR]] to i32
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; CHECK-NEXT: ret i1 true
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;
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%zext = zext i32 %x to i64
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%mul = mul nuw i64 %zext, 7
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%shr = lshr i64 %mul, 32
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%trunc = trunc i64 %shr to i32
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%cmp = icmp ult i32 %trunc, 7
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ret i1 %cmp
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}
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define i1 @test13(i8 %x, i64* %p) {
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; CHECK-LABEL: @test13(
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; CHECK-NEXT: [[ZEXT:%.*]] = zext i8 [[X:%.*]] to i64
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; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i64 [[ZEXT]], 128
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; CHECK-NEXT: store i64 [[ADD]], i64* [[P:%.*]], align 8
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; CHECK-NEXT: ret i1 true
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;
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%zext = zext i8 %x to i64
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%add = add nuw nsw i64 %zext, 128
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%cmp = icmp ult i64 %add, 384
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; Without this extra use, InstSimplify could handle this
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store i64 %add, i64* %p
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ret i1 %cmp
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}
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define i1 @test14(i32 %a, i32 %b) {
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; CHECK-LABEL: @test14(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP0:%.*]] = icmp sge i32 [[A:%.*]], 0
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; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
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; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
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; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
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; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 [[A]], [[B]]
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; CHECK-NEXT: [[RES:%.*]] = icmp sge i32 [[SUB]], 0
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[IV:%.*]] = phi i1 [ true, [[BEGIN:%.*]] ], [ [[RES]], [[BB]] ]
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; CHECK-NEXT: ret i1 [[IV]]
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;
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begin:
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%cmp0 = icmp sge i32 %a, 0
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%cmp1 = icmp sge i32 %b, 0
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%br = and i1 %cmp0, %cmp1
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br i1 %br, label %bb, label %exit
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bb:
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%sub = sub i32 %a, %b
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%res = icmp sge i32 %sub, 0
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br label %exit
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exit:
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%iv = phi i1 [ true, %begin ], [ %res, %bb ]
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ret i1 %iv
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}
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define i1 @test15(i32 %a, i32 %b) {
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; CHECK-LABEL: @test15(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP0:%.*]] = icmp sge i32 [[A:%.*]], 0
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; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
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; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
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; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
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; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 [[A]], [[B]]
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; CHECK-NEXT: [[RES:%.*]] = icmp sge i32 [[SUB]], 0
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; CHECK-NEXT: br label [[EXIT]]
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; CHECK: exit:
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; CHECK-NEXT: [[IV:%.*]] = phi i1 [ true, [[BEGIN:%.*]] ], [ [[RES]], [[BB]] ]
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; CHECK-NEXT: ret i1 [[IV]]
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;
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begin:
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%cmp0 = icmp sge i32 %a, 0
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%cmp1 = icmp sge i32 %b, 0
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%br = and i1 %cmp0, %cmp1
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br i1 %br, label %bb, label %exit
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bb:
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%sub = sub nsw i32 %a, %b
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%res = icmp sge i32 %sub, 0
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br label %exit
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exit:
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%iv = phi i1 [ true, %begin ], [ %res, %bb ]
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ret i1 %iv
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}
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define i1 @test16(i32 %a, i32 %b) {
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; CHECK-LABEL: @test16(
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; CHECK-NEXT: begin:
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; CHECK-NEXT: [[CMP0:%.*]] = icmp sge i32 [[A:%.*]], 0
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; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
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; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
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; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
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; CHECK: bb:
|
|
; CHECK-NEXT: [[SUB:%.*]] = sub nuw nsw i32 [[A]], [[B]]
|
|
; CHECK-NEXT: br label [[EXIT]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
begin:
|
|
%cmp0 = icmp sge i32 %a, 0
|
|
%cmp1 = icmp sge i32 %b, 0
|
|
%br = and i1 %cmp0, %cmp1
|
|
br i1 %br, label %bb, label %exit
|
|
|
|
bb:
|
|
%sub = sub nuw i32 %a, %b
|
|
%res = icmp sge i32 %sub, 0
|
|
br label %exit
|
|
|
|
exit:
|
|
%iv = phi i1 [ true, %begin ], [ %res, %bb ]
|
|
ret i1 %iv
|
|
}
|
|
|
|
define i1 @test17(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test17(
|
|
; CHECK-NEXT: begin:
|
|
; CHECK-NEXT: [[CMP0:%.*]] = icmp sle i32 [[A:%.*]], 0
|
|
; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
|
|
; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
|
|
; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
|
|
; CHECK: bb:
|
|
; CHECK-NEXT: [[SUB:%.*]] = sub i32 [[A]], [[B]]
|
|
; CHECK-NEXT: [[RES:%.*]] = icmp sle i32 [[SUB]], 0
|
|
; CHECK-NEXT: br label [[EXIT]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: [[IV:%.*]] = phi i1 [ true, [[BEGIN:%.*]] ], [ [[RES]], [[BB]] ]
|
|
; CHECK-NEXT: ret i1 [[IV]]
|
|
;
|
|
begin:
|
|
%cmp0 = icmp sle i32 %a, 0
|
|
%cmp1 = icmp sge i32 %b, 0
|
|
%br = and i1 %cmp0, %cmp1
|
|
br i1 %br, label %bb, label %exit
|
|
|
|
bb:
|
|
%sub = sub i32 %a, %b
|
|
%res = icmp sle i32 %sub, 0
|
|
br label %exit
|
|
|
|
exit:
|
|
%iv = phi i1 [ true, %begin ], [ %res, %bb ]
|
|
ret i1 %iv
|
|
}
|
|
|
|
define i1 @test18(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test18(
|
|
; CHECK-NEXT: begin:
|
|
; CHECK-NEXT: [[CMP0:%.*]] = icmp sle i32 [[A:%.*]], 0
|
|
; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
|
|
; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
|
|
; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
|
|
; CHECK: bb:
|
|
; CHECK-NEXT: [[SUB:%.*]] = sub nuw i32 [[A]], [[B]]
|
|
; CHECK-NEXT: [[RES:%.*]] = icmp sle i32 [[SUB]], 0
|
|
; CHECK-NEXT: br label [[EXIT]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: [[IV:%.*]] = phi i1 [ true, [[BEGIN:%.*]] ], [ [[RES]], [[BB]] ]
|
|
; CHECK-NEXT: ret i1 [[IV]]
|
|
;
|
|
begin:
|
|
%cmp0 = icmp sle i32 %a, 0
|
|
%cmp1 = icmp sge i32 %b, 0
|
|
%br = and i1 %cmp0, %cmp1
|
|
br i1 %br, label %bb, label %exit
|
|
|
|
bb:
|
|
%sub = sub nuw i32 %a, %b
|
|
%res = icmp sle i32 %sub, 0
|
|
br label %exit
|
|
|
|
exit:
|
|
%iv = phi i1 [ true, %begin ], [ %res, %bb ]
|
|
ret i1 %iv
|
|
}
|
|
|
|
define i1 @test19(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test19(
|
|
; CHECK-NEXT: begin:
|
|
; CHECK-NEXT: [[CMP0:%.*]] = icmp sle i32 [[A:%.*]], 0
|
|
; CHECK-NEXT: [[CMP1:%.*]] = icmp sge i32 [[B:%.*]], 0
|
|
; CHECK-NEXT: [[BR:%.*]] = and i1 [[CMP0]], [[CMP1]]
|
|
; CHECK-NEXT: br i1 [[BR]], label [[BB:%.*]], label [[EXIT:%.*]]
|
|
; CHECK: bb:
|
|
; CHECK-NEXT: [[SUB:%.*]] = sub nsw i32 [[A]], [[B]]
|
|
; CHECK-NEXT: br label [[EXIT]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
begin:
|
|
%cmp0 = icmp sle i32 %a, 0
|
|
%cmp1 = icmp sge i32 %b, 0
|
|
%br = and i1 %cmp0, %cmp1
|
|
br i1 %br, label %bb, label %exit
|
|
|
|
bb:
|
|
%sub = sub nsw i32 %a, %b
|
|
%res = icmp sle i32 %sub, 0
|
|
br label %exit
|
|
|
|
exit:
|
|
%iv = phi i1 [ true, %begin ], [ %res, %bb ]
|
|
ret i1 %iv
|
|
}
|
|
|
|
define i1 @test_br_cmp_with_offset(i64 %idx) {
|
|
; CHECK-LABEL: @test_br_cmp_with_offset(
|
|
; CHECK-NEXT: [[IDX_OFF1:%.*]] = add i64 [[IDX:%.*]], -5
|
|
; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i64 [[IDX_OFF1]], 3
|
|
; CHECK-NEXT: br i1 [[CMP1]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[IDX_OFF2:%.*]] = add nsw i64 [[IDX]], -1
|
|
; CHECK-NEXT: ret i1 true
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret i1 undef
|
|
;
|
|
%idx.off1 = add i64 %idx, -5
|
|
%cmp1 = icmp ult i64 %idx.off1, 3
|
|
br i1 %cmp1, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%idx.off2 = add i64 %idx, -1
|
|
%cmp2 = icmp ult i64 %idx.off2, 10
|
|
ret i1 %cmp2
|
|
|
|
if.false:
|
|
ret i1 undef
|
|
}
|
|
|
|
define i1 @test_assume_cmp_with_offset(i64 %idx) {
|
|
; CHECK-LABEL: @test_assume_cmp_with_offset(
|
|
; CHECK-NEXT: [[IDX_OFF1:%.*]] = add i64 [[IDX:%.*]], -5
|
|
; CHECK-NEXT: [[CMP1:%.*]] = icmp ult i64 [[IDX_OFF1]], 3
|
|
; CHECK-NEXT: tail call void @llvm.assume(i1 [[CMP1]])
|
|
; CHECK-NEXT: [[IDX_OFF2:%.*]] = add nsw i64 [[IDX]], -1
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%idx.off1 = add i64 %idx, -5
|
|
%cmp1 = icmp ult i64 %idx.off1, 3
|
|
tail call void @llvm.assume(i1 %cmp1)
|
|
%idx.off2 = add i64 %idx, -1
|
|
%cmp2 = icmp ult i64 %idx.off2, 10
|
|
ret i1 %cmp2
|
|
}
|
|
|
|
define void @test_cmp_phi(i8 %a) {
|
|
; CHECK-LABEL: @test_cmp_phi(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[C0:%.*]] = icmp ult i8 [[A:%.*]], 2
|
|
; CHECK-NEXT: br i1 [[C0]], label [[LOOP:%.*]], label [[EXIT:%.*]]
|
|
; CHECK: loop:
|
|
; CHECK-NEXT: [[P:%.*]] = phi i8 [ [[A]], [[ENTRY:%.*]] ], [ [[B:%.*]], [[LOOP]] ]
|
|
; CHECK-NEXT: [[C1:%.*]] = icmp ne i8 [[P]], 0
|
|
; CHECK-NEXT: [[C4:%.*]] = call i1 @get_bool()
|
|
; CHECK-NEXT: [[B]] = zext i1 [[C4]] to i8
|
|
; CHECK-NEXT: br i1 [[C1]], label [[LOOP]], label [[EXIT]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%c0 = icmp ult i8 %a, 2
|
|
br i1 %c0, label %loop, label %exit
|
|
|
|
loop:
|
|
%p = phi i8 [ %a, %entry ], [ %b, %loop ]
|
|
%c1 = icmp ne i8 %p, 0
|
|
%c2 = icmp ne i8 %p, 2
|
|
%c3 = and i1 %c1, %c2
|
|
%c4 = call i1 @get_bool()
|
|
%b = zext i1 %c4 to i8
|
|
br i1 %c3, label %loop, label %exit
|
|
|
|
exit:
|
|
ret void
|
|
}
|
|
|
|
declare i1 @get_bool()
|
|
|
|
define void @test_icmp_or_ult(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_or_ult(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[OR:%.*]] = or i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ult i32 [[OR]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp uge i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp uge i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%or = or i32 %a, %b
|
|
%cmp = icmp ult i32 %or, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ult i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ult i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp uge i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp uge i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_or_ule(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_or_ule(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[OR:%.*]] = or i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ule i32 [[OR]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp ugt i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp ugt i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%or = or i32 %a, %b
|
|
%cmp = icmp ule i32 %or, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ule i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ule i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp ugt i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ugt i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_or_ugt(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_or_ugt(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[OR:%.*]] = or i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i32 [[OR]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp ugt i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp ugt i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%or = or i32 %a, %b
|
|
%cmp = icmp ugt i32 %or, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ugt i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ugt i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp ule i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ule i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_or_uge(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_or_uge(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[OR:%.*]] = or i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp uge i32 [[OR]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp uge i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp uge i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%or = or i32 %a, %b
|
|
%cmp = icmp uge i32 %or, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp uge i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp ult i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ult i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_or_slt(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_or_slt(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[OR:%.*]] = or i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[OR]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp slt i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp slt i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp sge i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp sge i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%or = or i32 %a, %b
|
|
%cmp = icmp slt i32 %or, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp slt i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp slt i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp sge i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp sge i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_and_ugt(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_and_ugt(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ugt i32 [[AND]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp ule i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp ule i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%and = and i32 %a, %b
|
|
%cmp = icmp ugt i32 %and, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ugt i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ugt i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp ule i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ule i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_and_uge(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_and_uge(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp uge i32 [[AND]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp ult i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp ult i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%and = and i32 %a, %b
|
|
%cmp = icmp uge i32 %and, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp uge i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp ult i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ult i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_and_ult(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_and_ult(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ult i32 [[AND]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp ult i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%and = and i32 %a, %b
|
|
%cmp = icmp ult i32 %and, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ult i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ult i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp uge i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp uge i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_and_sgt(i32 %a, i32 %b) {
|
|
; CHECK-LABEL: @test_icmp_and_sgt(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], [[B:%.*]]
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i32 [[AND]], 42
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp sgt i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp sgt i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp sle i32 [[A]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp sle i32 [[B]], 42
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
%and = and i32 %a, %b
|
|
%cmp = icmp sgt i32 %and, 42
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp sgt i32 %a, 42
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp sgt i32 %b, 42
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
%cmp4 = icmp sle i32 %a, 42
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp sle i32 %b, 42
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_eq_two_values(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_eq_two_values(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], -2
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[AND]], 10
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: call void @check1(i1 false)
|
|
; CHECK-NEXT: call void @check1(i1 false)
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, -2
|
|
%cmp = icmp eq i32 %and, 10
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 10
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ule i32 %a, 11
|
|
call void @check1(i1 %cmp3)
|
|
%cmp4 = icmp ult i32 %a, 10
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ugt i32 %a, 11
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_eq_bit_set(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_eq_bit_set(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], 32
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[AND]], 32
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp uge i32 [[A]], 33
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, 32
|
|
%cmp = icmp eq i32 %and, 32
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 32
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp uge i32 %a, 33
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_eq_bit_unset(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_eq_bit_unset(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], 32
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[AND]], 0
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp ule i32 [[A]], -34
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, 32
|
|
%cmp = icmp eq i32 %and, 0
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ule i32 %a, -33
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ule i32 %a, -34
|
|
call void @check1(i1 %cmp3)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_eq_wrong_predicate(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_eq_wrong_predicate(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], -2
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[AND]], 10
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp uge i32 [[A]], 10
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp ule i32 [[A]], 11
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp ult i32 [[A]], 10
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: [[CMP5:%.*]] = icmp ugt i32 [[A]], 11
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP5]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, -2
|
|
%cmp = icmp ne i32 %and, 10
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 10
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ule i32 %a, 11
|
|
call void @check1(i1 %cmp3)
|
|
%cmp4 = icmp ult i32 %a, 10
|
|
call void @check1(i1 %cmp4)
|
|
%cmp5 = icmp ugt i32 %a, 11
|
|
call void @check1(i1 %cmp5)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_ne(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_ne(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], 6
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[AND]], 0
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: call void @check1(i1 true)
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp ugt i32 [[A]], 2
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp ult i32 [[A]], -1
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, 6
|
|
%cmp = icmp ne i32 %and, 0
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 2
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ugt i32 %a, 2
|
|
call void @check1(i1 %cmp3)
|
|
%cmp4 = icmp ult i32 %a, -1
|
|
call void @check1(i1 %cmp4)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_ne_nonzero_cmp(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_ne_nonzero_cmp(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], 6
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[AND]], 6
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp uge i32 [[A]], 2
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: [[CMP3:%.*]] = icmp ugt i32 [[A]], 2
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP3]])
|
|
; CHECK-NEXT: [[CMP4:%.*]] = icmp ult i32 [[A]], -1
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP4]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, 6
|
|
%cmp = icmp ne i32 %and, 6
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp uge i32 %a, 2
|
|
call void @check1(i1 %cmp2)
|
|
%cmp3 = icmp ugt i32 %a, 2
|
|
call void @check1(i1 %cmp3)
|
|
%cmp4 = icmp ult i32 %a, -1
|
|
call void @check1(i1 %cmp4)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
define void @test_icmp_mask_ne_zero_mask(i32 %a) {
|
|
; CHECK-LABEL: @test_icmp_mask_ne_zero_mask(
|
|
; CHECK-NEXT: [[AND:%.*]] = and i32 [[A:%.*]], 0
|
|
; CHECK-NEXT: br i1 false, label [[IF_TRUE:%.*]], label [[IF_FALSE:%.*]]
|
|
; CHECK: if.true:
|
|
; CHECK-NEXT: [[CMP2:%.*]] = icmp ne i32 [[A]], 0
|
|
; CHECK-NEXT: call void @check1(i1 [[CMP2]])
|
|
; CHECK-NEXT: ret void
|
|
; CHECK: if.false:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%and = and i32 %a, 0
|
|
%cmp = icmp ne i32 %and, 0
|
|
br i1 %cmp, label %if.true, label %if.false
|
|
|
|
if.true:
|
|
%cmp2 = icmp ne i32 %a, 0
|
|
call void @check1(i1 %cmp2)
|
|
ret void
|
|
|
|
if.false:
|
|
ret void
|
|
}
|
|
|
|
attributes #4 = { noreturn }
|