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llvm-mirror/test/CodeGen/Mips/Fast-ISel/mul1.ll
Vasileios Kalintiris dcd7a1bde2 [mips][FastISel] Remove hidden mips-fast-isel option.
Summary:
This hidden option would disable code generation through FastISel by
default. It was removed from the available options and from the
Fast-ISel tests that required it in order to run the tests.

Reviewers: dsanders

Subscribers: qcolombet, llvm-commits

Differential Revision: http://reviews.llvm.org/D11610

llvm-svn: 243638
2015-07-30 12:39:33 +00:00

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LLVM

; RUN: llc < %s -march=mipsel -mcpu=mips32 -O0 -relocation-model=pic
; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -O0 -relocation-model=pic
; The test is just to make sure it is able to allocate
; registers for this example. There was an issue with allocating AC0
; after a mul instruction.
declare { i32, i1 } @llvm.smul.with.overflow.i32(i32, i32)
define i32 @foo(i32 %a, i32 %b) {
entry:
%0 = mul i32 %a, %b
%1 = call { i32, i1 } @llvm.smul.with.overflow.i32(i32 %0, i32 %b)
%2 = extractvalue { i32, i1 } %1, 0
ret i32 %2
}