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| author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-04-19 17:26:46 +0000 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2018-04-19 17:26:46 +0000 |
| commit | fbee8574ab2e0656229bbb7ccd220ae22e95f8d9 (patch) | |
| tree | 4d18e17c58ab5e06d42bb9d60288454098029f2e /llvm/test/CodeGen/Hexagon | |
| parent | 2a9a83cd3f4b1993cf657193e28ca0f4f06489f4 (diff) | |
| download | bcm5719-llvm-fbee8574ab2e0656229bbb7ccd220ae22e95f8d9.tar.gz bcm5719-llvm-fbee8574ab2e0656229bbb7ccd220ae22e95f8d9.zip | |
[if-converter] Handle BBs that terminate in ret during diamond conversion
This fixes https://llvm.org/PR36825.
Original patch by Valentin Churavy (D45218).
Differential Revision: https://reviews.llvm.org/D45731
llvm-svn: 330345
Diffstat (limited to 'llvm/test/CodeGen/Hexagon')
| -rw-r--r-- | llvm/test/CodeGen/Hexagon/ifcvt-diamond-ret.mir | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Hexagon/ifcvt-diamond-ret.mir b/llvm/test/CodeGen/Hexagon/ifcvt-diamond-ret.mir new file mode 100644 index 00000000000..ecf9d3d8319 --- /dev/null +++ b/llvm/test/CodeGen/Hexagon/ifcvt-diamond-ret.mir @@ -0,0 +1,25 @@ +# RUN: llc -march=hexagon -run-pass if-converter %s -o - | FileCheck %s + +# Make sure this gets if-converted and it doesn't crash. +# CHECK-LABEL: bb.0 +# CHECK: PS_jmpret $r31 +# CHECK-NOT: bb.{{[1-9]+}}: + +--- +name: fred +tracksRegLiveness: true +body: | + bb.0: + successors: %bb.1, %bb.2 + liveins: $r0 + renamable $p0 = C2_cmpeqi killed renamable $r0, 0 + J2_jumpf killed renamable $p0, %bb.2, implicit-def dead $pc + + bb.1: + S4_storeiri_io undef renamable $r0, 0, 32768 :: (store 4 into `i32* undef`) + PS_jmpret $r31, implicit-def dead $pc + + bb.2: + S4_storeiri_io undef renamable $r0, 0, 32768 :: (store 4 into `i32* undef`) + PS_jmpret $r31, implicit-def dead $pc +... |
