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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-04-14 05:10:36 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-04-14 05:10:36 +0000 |
| commit | 618eda7a60bafff7741a988e27b98bf81d27cb89 (patch) | |
| tree | 072901daf558524327f038b1f7edd7c6e15a1801 | |
| parent | 87ce01739b058fd6d929cd8e609ceecf82f919a7 (diff) | |
| download | llvm-618eda7a60bafff7741a988e27b98bf81d27cb89.tar.gz llvm-618eda7a60bafff7741a988e27b98bf81d27cb89.tar.bz2 llvm-618eda7a60bafff7741a988e27b98bf81d27cb89.tar.xz | |
Add support for the abs64 SPARC v9 code model.
For when 16 TB just isn't enough.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179474 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/Sparc/SparcISelLowering.cpp | 9 | ||||
| -rw-r--r-- | test/CodeGen/SPARC/constpool.ll | 10 | ||||
| -rw-r--r-- | test/CodeGen/SPARC/globals.ll | 10 |
3 files changed, 29 insertions, 0 deletions
diff --git a/lib/Target/Sparc/SparcISelLowering.cpp b/lib/Target/Sparc/SparcISelLowering.cpp index 33003684f0..198d194a3c 100644 --- a/lib/Target/Sparc/SparcISelLowering.cpp +++ b/lib/Target/Sparc/SparcISelLowering.cpp @@ -1410,14 +1410,23 @@ SDValue SparcTargetLowering::makeAddress(SDValue Op, SelectionDAG &DAG) const { default: llvm_unreachable("Unsupported absolute code model"); case CodeModel::Small: + // abs32. return makeHiLoPair(Op, SPII::MO_HI, SPII::MO_LO, DAG); case CodeModel::Medium: { + // abs44. SDValue H44 = makeHiLoPair(Op, SPII::MO_H44, SPII::MO_M44, DAG); H44 = DAG.getNode(ISD::SHL, DL, VT, H44, DAG.getIntPtrConstant(12)); SDValue L44 = withTargetFlags(Op, SPII::MO_L44, DAG); L44 = DAG.getNode(SPISD::Lo, DL, VT, L44); return DAG.getNode(ISD::ADD, DL, VT, H44, L44); } + case CodeModel::Large: { + // abs64. + SDValue Hi = makeHiLoPair(Op, SPII::MO_HH, SPII::MO_HM, DAG); + Hi = DAG.getNode(ISD::SHL, DL, VT, Hi, DAG.getIntPtrConstant(32)); + SDValue Lo = makeHiLoPair(Op, SPII::MO_HI, SPII::MO_LO, DAG); + return DAG.getNode(ISD::ADD, DL, VT, Hi, Lo); + } } } diff --git a/test/CodeGen/SPARC/constpool.ll b/test/CodeGen/SPARC/constpool.ll index 6c3a1bfe40..d93a53b3ac 100644 --- a/test/CodeGen/SPARC/constpool.ll +++ b/test/CodeGen/SPARC/constpool.ll @@ -1,6 +1,7 @@ ; RUN: llc < %s -march=sparc -relocation-model=static -code-model=small | FileCheck --check-prefix=abs32 %s ; RUN: llc < %s -march=sparcv9 -relocation-model=static -code-model=small | FileCheck --check-prefix=abs32 %s ; RUN: llc < %s -march=sparcv9 -relocation-model=static -code-model=medium | FileCheck --check-prefix=abs44 %s +; RUN: llc < %s -march=sparcv9 -relocation-model=static -code-model=large | FileCheck --check-prefix=abs64 %s ; RUN: llc < %s -march=sparc -relocation-model=pic -code-model=medium | FileCheck --check-prefix=v8pic32 %s ; RUN: llc < %s -march=sparcv9 -relocation-model=pic -code-model=medium | FileCheck --check-prefix=v9pic32 %s @@ -21,6 +22,15 @@ entry: ; abs44: ld [%[[R3]]+%l44(.LCPI0_0)], %f1 ; abs44: jmp %i7+8 +; abs64: floatCP +; abs64: sethi %hi(.LCPI0_0), %[[R1:[gilo][0-7]]] +; abs64: add %[[R1]], %lo(.LCPI0_0), %[[R2:[gilo][0-7]]] +; abs64: sethi %hh(.LCPI0_0), %[[R3:[gilo][0-7]]] +; abs64: add %[[R3]], %hm(.LCPI0_0), %[[R4:[gilo][0-7]]] +; abs64: sllx %[[R4]], 32, %[[R5:[gilo][0-7]]] +; abs64: ld [%[[R5]]+%[[R2]]], %f1 +; abs64: jmp %i7+8 + ; v8pic32: floatCP ; v8pic32: _GLOBAL_OFFSET_TABLE_ ; v8pic32: sethi %hi(.LCPI0_0), %[[R1:[gilo][0-7]]] diff --git a/test/CodeGen/SPARC/globals.ll b/test/CodeGen/SPARC/globals.ll index 957059d0b8..8d8de58f7c 100644 --- a/test/CodeGen/SPARC/globals.ll +++ b/test/CodeGen/SPARC/globals.ll @@ -1,6 +1,7 @@ ; RUN: llc < %s -march=sparc -relocation-model=static -code-model=small | FileCheck --check-prefix=abs32 %s ; RUN: llc < %s -march=sparcv9 -relocation-model=static -code-model=small | FileCheck --check-prefix=abs32 %s ; RUN: llc < %s -march=sparcv9 -relocation-model=static -code-model=medium | FileCheck --check-prefix=abs44 %s +; RUN: llc < %s -march=sparcv9 -relocation-model=static -code-model=large | FileCheck --check-prefix=abs64 %s ; RUN: llc < %s -march=sparc -relocation-model=pic -code-model=medium | FileCheck --check-prefix=v8pic32 %s ; RUN: llc < %s -march=sparcv9 -relocation-model=pic -code-model=medium | FileCheck --check-prefix=v9pic32 %s @@ -23,6 +24,15 @@ define zeroext i8 @loadG() { ; abs44: ldub [%[[R3]]+%l44(G)], %i0 ; abs44: jmp %i7+8 +; abs64: loadG +; abs64: sethi %hi(G), %[[R1:[gilo][0-7]]] +; abs64: add %[[R1]], %lo(G), %[[R2:[gilo][0-7]]] +; abs64: sethi %hh(G), %[[R3:[gilo][0-7]]] +; abs64: add %[[R3]], %hm(G), %[[R4:[gilo][0-7]]] +; abs64: sllx %[[R4]], 32, %[[R5:[gilo][0-7]]] +; abs64: ldub [%[[R5]]+%[[R2]]], %i0 +; abs64: jmp %i7+8 + ; v8pic32: loadG ; v8pic32: _GLOBAL_OFFSET_TABLE_ ; v8pic32: sethi %hi(G), %[[R1:[gilo][0-7]]] |