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author | Venkatraman Govindaraju <venkatra@cs.wisc.edu> | 2014-01-29 03:35:08 +0000 |
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committer | Venkatraman Govindaraju <venkatra@cs.wisc.edu> | 2014-01-29 03:35:08 +0000 |
commit | 5c1983b99f6334f3ffeb763029a5aaa786ef7faa (patch) | |
tree | 3ba7fcb12540e44381a728e7d52ae29b52ce4661 | |
parent | 916d3120b30a0e77dde8368d4f44a97ed6bee53d (diff) | |
download | llvm-5c1983b99f6334f3ffeb763029a5aaa786ef7faa.tar.gz llvm-5c1983b99f6334f3ffeb763029a5aaa786ef7faa.tar.bz2 llvm-5c1983b99f6334f3ffeb763029a5aaa786ef7faa.tar.xz |
[SparcV9] Use correct register class (I64RegClass) to hold the address of _GLOBAL_OFFSET_TABLE_ in sparcv9.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200368 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/Target/Sparc/SparcInstrInfo.cpp | 5 | ||||
-rw-r--r-- | lib/Target/Sparc/SparcInstrInfo.td | 2 | ||||
-rw-r--r-- | test/CodeGen/SPARC/2009-08-28-PIC.ll | 40 |
3 files changed, 42 insertions, 5 deletions
diff --git a/lib/Target/Sparc/SparcInstrInfo.cpp b/lib/Target/Sparc/SparcInstrInfo.cpp index c10b5b3005..6ecf81de83 100644 --- a/lib/Target/Sparc/SparcInstrInfo.cpp +++ b/lib/Target/Sparc/SparcInstrInfo.cpp @@ -431,8 +431,9 @@ unsigned SparcInstrInfo::getGlobalBaseReg(MachineFunction *MF) const MachineBasicBlock::iterator MBBI = FirstMBB.begin(); MachineRegisterInfo &RegInfo = MF->getRegInfo(); - GlobalBaseReg = RegInfo.createVirtualRegister(&SP::IntRegsRegClass); - + const TargetRegisterClass *PtrRC = + Subtarget.is64Bit() ? &SP::I64RegsRegClass : &SP::IntRegsRegClass; + GlobalBaseReg = RegInfo.createVirtualRegister(PtrRC); DebugLoc dl; diff --git a/lib/Target/Sparc/SparcInstrInfo.td b/lib/Target/Sparc/SparcInstrInfo.td index f6a5f722b0..4aebdae6a7 100644 --- a/lib/Target/Sparc/SparcInstrInfo.td +++ b/lib/Target/Sparc/SparcInstrInfo.td @@ -180,7 +180,7 @@ def tlscall : SDNode<"SPISD::TLS_CALL", SDT_SPCall, [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, SDNPVariadic]>; -def getPCX : Operand<i32> { +def getPCX : Operand<iPTR> { let PrintMethod = "printGetPCX"; } diff --git a/test/CodeGen/SPARC/2009-08-28-PIC.ll b/test/CodeGen/SPARC/2009-08-28-PIC.ll index a2ba0d02d4..b004b11b85 100644 --- a/test/CodeGen/SPARC/2009-08-28-PIC.ll +++ b/test/CodeGen/SPARC/2009-08-28-PIC.ll @@ -1,9 +1,45 @@ -; RUN: llc -march=sparc --relocation-model=pic < %s | grep _GLOBAL_OFFSET_TABLE_ +; RUN: llc -march=sparc --relocation-model=pic < %s | FileCheck %s --check-prefix=V8 +; RUN: llc -march=sparcv9 --relocation-model=pic < %s | FileCheck %s --check-prefix=V9 +; RUN: llc -march=sparc --relocation-model=pic < %s -O0 | FileCheck %s --check-prefix=V8UNOPT +; RUN: llc -march=sparcv9 --relocation-model=pic < %s -O0 | FileCheck %s --check-prefix=V9UNOPT + + +; V8-LABEL: func +; V8: _GLOBAL_OFFSET_TABLE_ + +; V9-LABEL: func +; V9: _GLOBAL_OFFSET_TABLE_ @foo = global i32 0 ; <i32*> [#uses=1] -define i32 @func() nounwind readonly { +define i32 @func(i32 %a) nounwind readonly { entry: %0 = load i32* @foo, align 4 ; <i32> [#uses=1] ret i32 %0 } + +; V8UNOPT-LABEL: test_spill +; V8UNOPT: sethi %hi(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R:%[goli][0-7]]] +; V8UNOPT: or [[R]], %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R]] +; V8UNOPT: add [[R]], %o7, [[R]] +; V8UNOPT: st [[R]], [%fp+{{.+}}] + +; V9UNOPT-LABEL: test_spill +; V9UNOPT: sethi %hi(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R:%[goli][0-7]]] +; V9UNOPT: or [[R]], %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R]] +; V9UNOPT: add [[R]], %o7, [[R]] +; V9UNOPT: stx [[R]], [%fp+{{.+}}] + +define i32 @test_spill(i32 %a, i32 %b) { +entry: + %cmp = icmp eq i32 %b, 0 + br i1 %cmp, label %if.then, label %if.end + +if.then: + %ret = load i32* @foo, align 4 + ret i32 %ret + +if.end: + %add = add nsw i32 %b, %a + ret i32 %add +} |