[llvm-commits] [llvm] r66435 - in /llvm/trunk/lib/Target/ARM: ARMSubtarget.cpp ARMTargetMachine.cpp
Evan Cheng
evan.cheng at apple.com
Mon Mar 9 13:25:39 PDT 2009
Author: evancheng
Date: Mon Mar 9 15:25:39 2009
New Revision: 66435
URL: http://llvm.org/viewvc/llvm-project?rev=66435&view=rev
Log:
ARM target now also recognize triplets like thumbv6-apple-darwin and set thumb mode and arch subversion. Eventually thumb triplets will go way and replaced with function notes.
Modified:
llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp
llvm/trunk/lib/Target/ARM/ARMTargetMachine.cpp
Modified: llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp?rev=66435&r1=66434&r2=66435&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMSubtarget.cpp Mon Mar 9 15:25:39 2009
@@ -36,23 +36,30 @@
// if one cannot be determined, to true.
const std::string& TT = M.getTargetTriple();
unsigned Len = TT.length();
- if (Len >= 5) {
- if (TT.substr(0, 4) == "armv") {
- unsigned SubVer = TT[4];
- if (SubVer > '4' && SubVer <= '9') {
- if (SubVer >= '6')
- ARMArchVersion = V6;
- else if (SubVer == '5') {
- ARMArchVersion = V5T;
- if (Len >= 7 && TT[5] == 't' && TT[6] == 'e')
- ARMArchVersion = V5TE;
- }
+ unsigned Idx = 0;
+ if (Len >= 5 && TT.substr(0, 4) == "armv")
+ Idx = 4;
+ else if (Len >= 6 && TT.substr(0, 6) == "thumb") {
+ IsThumb = true;
+ if (Len >= 7 && TT[5] == 'v')
+ Idx = 6;
+ }
+ if (Idx) {
+ unsigned SubVer = TT[Idx];
+ if (SubVer > '4' && SubVer <= '9') {
+ if (SubVer >= '6')
+ ARMArchVersion = V6;
+ else if (SubVer == '5') {
+ ARMArchVersion = V5T;
+ if (Len >= Idx+3 && TT[Idx+1] == 't' && TT[Idx+2] == 'e')
+ ARMArchVersion = V5TE;
}
}
}
- if (Len > 5) {
+ if (Len >= 10) {
if (TT.find("-darwin") != std::string::npos)
+ // arm-darwin
TargetType = isDarwin;
} else if (TT.empty()) {
#if defined(__APPLE__)
Modified: llvm/trunk/lib/Target/ARM/ARMTargetMachine.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMTargetMachine.cpp?rev=66435&r1=66434&r2=66435&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMTargetMachine.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMTargetMachine.cpp Mon Mar 9 15:25:39 2009
@@ -53,7 +53,9 @@
unsigned ThumbTargetMachine::getModuleMatchQuality(const Module &M) {
std::string TT = M.getTargetTriple();
- if (TT.size() >= 6 && std::string(TT.begin(), TT.begin()+6) == "thumb-")
+ // Match thumb-foo-bar, as well as things like thumbv5blah-*
+ if (TT.size() >= 6 &&
+ (TT.substr(0, 6) == "thumb-" || TT.substr(0, 6) == "thumbv"))
return 20;
// If the target triple is something non-thumb, we don't match.
@@ -105,7 +107,8 @@
unsigned ARMTargetMachine::getModuleMatchQuality(const Module &M) {
std::string TT = M.getTargetTriple();
- if (TT.size() >= 4 && // Match arm-foo-bar, as well as things like armv5blah-*
+ // Match arm-foo-bar, as well as things like armv5blah-*
+ if (TT.size() >= 4 &&
(TT.substr(0, 4) == "arm-" || TT.substr(0, 4) == "armv"))
return 20;
// If the target triple is something non-arm, we don't match.
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