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-rw-r--r--llvm/lib/Target/Mips/MipsFastISel.cpp6
-rw-r--r--llvm/test/CodeGen/Mips/Fast-ISel/check-disabled-mcpus.ll27
2 files changed, 30 insertions, 3 deletions
diff --git a/llvm/lib/Target/Mips/MipsFastISel.cpp b/llvm/lib/Target/Mips/MipsFastISel.cpp
index 23b0215b047..e9eaf810637 100644
--- a/llvm/lib/Target/Mips/MipsFastISel.cpp
+++ b/llvm/lib/Target/Mips/MipsFastISel.cpp
@@ -192,10 +192,10 @@ public:
TII(*Subtarget->getInstrInfo()), TLI(*Subtarget->getTargetLowering()) {
MFI = funcInfo.MF->getInfo<MipsFunctionInfo>();
Context = &funcInfo.Fn->getContext();
+ bool ISASupported = !Subtarget->hasMips32r6() && Subtarget->hasMips32();
TargetSupported =
- ((TM.getRelocationModel() == Reloc::PIC_) &&
- ((Subtarget->hasMips32r2() || Subtarget->hasMips32()) &&
- (static_cast<const MipsTargetMachine &>(TM).getABI().IsO32())));
+ ISASupported && (TM.getRelocationModel() == Reloc::PIC_) &&
+ (static_cast<const MipsTargetMachine &>(TM).getABI().IsO32());
UnsupportedFPMode = Subtarget->isFP64bit();
}
diff --git a/llvm/test/CodeGen/Mips/Fast-ISel/check-disabled-mcpus.ll b/llvm/test/CodeGen/Mips/Fast-ISel/check-disabled-mcpus.ll
new file mode 100644
index 00000000000..203e5a7e159
--- /dev/null
+++ b/llvm/test/CodeGen/Mips/Fast-ISel/check-disabled-mcpus.ll
@@ -0,0 +1,27 @@
+; RUN: llc -march=mips -mcpu=mips2 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+; RUN: llc -march=mips -mcpu=mips3 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+; RUN: llc -march=mips -mcpu=mips4 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+
+; RUN: llc -march=mips -mcpu=mips32r6 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+
+; RUN: llc -march=mips -mcpu=mips64 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+; RUN: llc -march=mips -mcpu=mips64r2 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+; RUN: llc -march=mips -mcpu=mips64r3 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+; RUN: llc -march=mips -mcpu=mips64r5 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+; RUN: llc -march=mips -mcpu=mips32r6 -O0 -relocation-model=pic \
+; RUN: -fast-isel-verbose <%s 2>&1 | FileCheck %s
+
+; CHECK: FastISel missed terminator: ret i32 0
+
+define i32 @foo() {
+entry:
+ ret i32 0
+}
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