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Make nomips16 mask not repeat if it ends with a '.'.

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This mask is purely for debugging and testing.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191231 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reed Kotler 2013-09-23 22:36:11 +00:00
parent 54e82495e9
commit f2058addc2
2 changed files with 35 additions and 6 deletions
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22
lib/Target/Mips/MipsOs16.cpp
View File

@ -94,6 +94,7 @@ namespace llvm {
bool MipsOs16::runOnModule(Module &M) {
bool usingMask = Mips32FunctionMask.length() > 0;
bool doneUsingMask = false; // this will make it stop repeating
DEBUG(dbgs() << "Run on Module MipsOs16 \n" << Mips32FunctionMask << "\n");
if (usingMask)
DEBUG(dbgs() << "using mask \n" << Mips32FunctionMask << "\n");
@ -103,13 +104,22 @@ bool MipsOs16::runOnModule(Module &M) {
if (F->isDeclaration()) continue;
DEBUG(dbgs() << "Working on " << F->getName() << "\n");
if (usingMask) {
if (functionIndex == Mips32FunctionMask.length())
functionIndex = 0;
if (Mips32FunctionMask[functionIndex] == '1') {
DEBUG(dbgs() << "mask forced mips32: " << F->getName() << "\n");
F->addFnAttr("nomips16");
if (!doneUsingMask) {
if (functionIndex == Mips32FunctionMask.length())
functionIndex = 0;
switch (Mips32FunctionMask[functionIndex]) {
case '1':
DEBUG(dbgs() << "mask forced mips32: " << F->getName() << "\n");
F->addFnAttr("nomips16");
break;
case '.':
doneUsingMask = true;
break;
default:
break;
}
functionIndex++;
}
functionIndex++;
}
else {
if (needsFP(*F)) {

19
test/CodeGen/Mips/fp16mix.ll
View File

@ -2,6 +2,8 @@
; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=static -mips32-function-mask=01 -mips-os16 < %s | FileCheck %s -check-prefix=fmask2
; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -soft-float -mips16-hard-float -relocation-model=static -mips32-function-mask=10. -mips-os16 < %s | FileCheck %s -check-prefix=fmask1nr
; Function Attrs: nounwind optsize readnone
define void @foo1() {
entry:
@ -17,6 +19,14 @@ entry:
; fmask2: .ent foo1
; fmask2: save {{.*}}
; fmask2: .end foo1
; fmask1nr: .ent foo1
; fmask1nr: .set noreorder
; fmask1nr: .set nomacro
; fmask1nr: .set noat
; fmask1nr: .set at
; fmask1nr: .set macro
; fmask1nr: .set reorder
; fmask1nr: .end foo1
}
; Function Attrs: nounwind optsize readnone
@ -34,6 +44,9 @@ entry:
; fmask1: .ent foo2
; fmask1: save {{.*}}
; fmask1: .end foo2
; fmask1nr: .ent foo2
; fmask1nr: save {{.*}}
; fmask1nr: .end foo2
}
; Function Attrs: nounwind optsize readnone
@ -51,6 +64,9 @@ entry:
; fmask2: .ent foo3
; fmask2: save {{.*}}
; fmask2: .end foo3
; fmask1r: .ent foo3
; fmask1r: save {{.*}}
; fmask1r: .end foo3
}
; Function Attrs: nounwind optsize readnone
@ -68,6 +84,9 @@ entry:
; fmask1: .ent foo4
; fmask1: save {{.*}}
; fmask1: .end foo4
; fmask1nr: .ent foo4
; fmask1nr: save {{.*}}
; fmask1nr: .end foo4
}