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| author | Shawn Landden <shawn@git.icu> | 2019-06-13 02:47:47 +0000 |
|---|---|---|
| committer | Shawn Landden <shawn@git.icu> | 2019-06-13 02:47:47 +0000 |
| commit | c6cba2957d520b41de7fef7dfbfc8edc35c228e3 (patch) | |
| tree | b1f879ad01b422e9d219e0e48628623e9d4830dd /llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll | |
| parent | f93b99b2b6a429f020aca2ea8c503e7553f3777c (diff) | |
| download | bcm5719-llvm-c6cba2957d520b41de7fef7dfbfc8edc35c228e3.tar.gz bcm5719-llvm-c6cba2957d520b41de7fef7dfbfc8edc35c228e3.zip | |
[SimplifyCFG] revert the last commit.
I ran ALL the test suite locally, so I will look into this...
llvm-svn: 363223
Diffstat (limited to 'llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll')
| -rw-r--r-- | llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll b/llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll index 79a6d01d0f3..e558956d502 100644 --- a/llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll +++ b/llvm/test/Transforms/SimplifyCFG/CoveredLookupTable.ll @@ -1,4 +1,3 @@ -; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -simplifycfg -switch-to-lookup -S %s | FileCheck %s ; RUN: opt -passes='simplify-cfg<switch-to-lookup>' -S %s | FileCheck %s ; rdar://15268442 @@ -6,28 +5,24 @@ target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" target triple = "x86_64-apple-darwin12.0.0" +; CHECK-LABEL: define i3 @coveredswitch_test( +; CHECK: entry: +; CHECK-NEXT: sub i3 %input, -4 +; CHECK-NEXT: zext i3 %switch.tableidx to i24 +; CHECK-NEXT: mul i24 %switch.cast, 3 +; CHECK-NEXT: lshr i24 7507338, %switch.shiftamt +; CHECK-NEXT: trunc i24 %switch.downshift to i3 +; CHECK-NEXT: ret i3 %switch.masked + define i3 @coveredswitch_test(i3 %input) { -; CHECK-LABEL: @coveredswitch_test( -; CHECK-NEXT: entry: -; CHECK-NEXT: [[TMP0:%.*]] = icmp ult i3 [[INPUT:%.*]], -2 -; CHECK-NEXT: br i1 [[TMP0]], label [[SWITCH_LOOKUP:%.*]], label [[BB8:%.*]] -; CHECK: switch.lookup: -; CHECK-NEXT: [[SWITCH_CAST:%.*]] = zext i3 [[INPUT]] to i18 -; CHECK-NEXT: [[SWITCH_SHIFTAMT:%.*]] = mul i18 [[SWITCH_CAST]], 3 -; CHECK-NEXT: [[SWITCH_DOWNSHIFT:%.*]] = lshr i18 42792, [[SWITCH_SHIFTAMT]] -; CHECK-NEXT: [[SWITCH_MASKED:%.*]] = trunc i18 [[SWITCH_DOWNSHIFT]] to i3 -; CHECK-NEXT: ret i3 [[SWITCH_MASKED]] -; CHECK: bb8: -; CHECK-NEXT: ret i3 -2 -; entry: switch i3 %input, label %bb8 [ - i3 0, label %bb7 - i3 1, label %bb - i3 2, label %bb3 - i3 3, label %bb4 - i3 4, label %bb5 - i3 5, label %bb6 + i3 0, label %bb7 + i3 1, label %bb + i3 2, label %bb3 + i3 3, label %bb4 + i3 4, label %bb5 + i3 5, label %bb6 ] bb: ; preds = %entry |
