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| author | Andrew Trick <atrick@apple.com> | 2014-01-21 21:27:37 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2014-01-21 21:27:37 +0000 |
| commit | 10afb02d48116d08e7e9307fe9ad3ada32bece87 (patch) | |
| tree | fa473015b56cbf73812aac7fdde2695b9e41560b /test | |
| parent | ce5f07f33c5ee660709cc7a6bc5101f0e25da757 (diff) | |
| download | llvm-10afb02d48116d08e7e9307fe9ad3ada32bece87.tar.gz llvm-10afb02d48116d08e7e9307fe9ad3ada32bece87.tar.bz2 llvm-10afb02d48116d08e7e9307fe9ad3ada32bece87.tar.xz | |
Fix PR18572 - llc crash during GenericScheduler::initPolicy().
Generalized the heuristic that looks at the (very rough) size of the
register file before enabling regpressure tracking.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199766 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/Mips/misched-msp430.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/misched-msp430.ll b/test/CodeGen/Mips/misched-msp430.ll new file mode 100644 index 0000000000..24ca47b2e0 --- /dev/null +++ b/test/CodeGen/Mips/misched-msp430.ll @@ -0,0 +1,20 @@ +; RUN: llc < %s -mtriple=msp430-unknown-unknown -enable-misched | FileCheck %s + +target datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16" + +@y = common global i16 0, align 2 +@x = common global i16 0, align 2 + +; Test that the MI Scheduler's initPolicy does not crash when i32 is +; unsupported. The content of the asm check below is unimportant. It +; only verifies that the code generator ran succesfully. +; +; CHECK-LABEL: @f +; CHECK: mov.w &y, &x +; CHECK: ret +define void @f() { +entry: + %0 = load i16* @y, align 2 + store i16 %0, i16* @x, align 2 + ret void +} |