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-rw-r--r--lib/Target/X86/InstPrinter/X86ATTInstPrinter.cpp11
-rw-r--r--lib/Target/X86/InstPrinter/X86ATTInstPrinter.h1
-rw-r--r--lib/Target/X86/InstPrinter/X86IntelInstPrinter.cpp11
-rw-r--r--lib/Target/X86/InstPrinter/X86IntelInstPrinter.h1
4 files changed, 24 insertions, 0 deletions
diff --git a/lib/Target/X86/InstPrinter/X86ATTInstPrinter.cpp b/lib/Target/X86/InstPrinter/X86ATTInstPrinter.cpp
index 0e861d5ddbc9d..3a074818c762b 100644
--- a/lib/Target/X86/InstPrinter/X86ATTInstPrinter.cpp
+++ b/lib/Target/X86/InstPrinter/X86ATTInstPrinter.cpp
@@ -200,3 +200,14 @@ void X86ATTInstPrinter::printU8Imm(const MCInst *MI, unsigned Op,
O << markup("<imm:") << '$' << formatImm(MI->getOperand(Op).getImm() & 0xff)
<< markup(">");
}
+
+void X86ATTInstPrinter::printSTiRegOperand(const MCInst *MI, unsigned OpNo,
+ raw_ostream &OS) {
+ const MCOperand &Op = MI->getOperand(OpNo);
+ unsigned Reg = Op.getReg();
+ // Override the default printing to print st(0) instead st.
+ if (Reg == X86::ST0)
+ OS << markup("<reg:") << "%st(0)" << markup(">");
+ else
+ printRegName(OS, Reg);
+}
diff --git a/lib/Target/X86/InstPrinter/X86ATTInstPrinter.h b/lib/Target/X86/InstPrinter/X86ATTInstPrinter.h
index 57422bc9a0b2a..584dc9c286e60 100644
--- a/lib/Target/X86/InstPrinter/X86ATTInstPrinter.h
+++ b/lib/Target/X86/InstPrinter/X86ATTInstPrinter.h
@@ -44,6 +44,7 @@ public:
void printSrcIdx(const MCInst *MI, unsigned Op, raw_ostream &O);
void printDstIdx(const MCInst *MI, unsigned Op, raw_ostream &O);
void printU8Imm(const MCInst *MI, unsigned Op, raw_ostream &OS);
+ void printSTiRegOperand(const MCInst *MI, unsigned OpNo, raw_ostream &OS);
void printanymem(const MCInst *MI, unsigned OpNo, raw_ostream &O) {
printMemReference(MI, OpNo, O);
diff --git a/lib/Target/X86/InstPrinter/X86IntelInstPrinter.cpp b/lib/Target/X86/InstPrinter/X86IntelInstPrinter.cpp
index 044b715641520..b31f8ab80838d 100644
--- a/lib/Target/X86/InstPrinter/X86IntelInstPrinter.cpp
+++ b/lib/Target/X86/InstPrinter/X86IntelInstPrinter.cpp
@@ -160,3 +160,14 @@ void X86IntelInstPrinter::printU8Imm(const MCInst *MI, unsigned Op,
O << formatImm(MI->getOperand(Op).getImm() & 0xff);
}
+
+void X86IntelInstPrinter::printSTiRegOperand(const MCInst *MI, unsigned OpNo,
+ raw_ostream &OS) {
+ const MCOperand &Op = MI->getOperand(OpNo);
+ unsigned Reg = Op.getReg();
+ // Override the default printing to print st(0) instead st.
+ if (Reg == X86::ST0)
+ OS << "st(0)";
+ else
+ printRegName(OS, Reg);
+}
diff --git a/lib/Target/X86/InstPrinter/X86IntelInstPrinter.h b/lib/Target/X86/InstPrinter/X86IntelInstPrinter.h
index 3b34a8052becb..fe52bd482a262 100644
--- a/lib/Target/X86/InstPrinter/X86IntelInstPrinter.h
+++ b/lib/Target/X86/InstPrinter/X86IntelInstPrinter.h
@@ -39,6 +39,7 @@ public:
void printSrcIdx(const MCInst *MI, unsigned OpNo, raw_ostream &O);
void printDstIdx(const MCInst *MI, unsigned OpNo, raw_ostream &O);
void printU8Imm(const MCInst *MI, unsigned Op, raw_ostream &O);
+ void printSTiRegOperand(const MCInst *MI, unsigned OpNo, raw_ostream &OS);
void printanymem(const MCInst *MI, unsigned OpNo, raw_ostream &O) {
printMemReference(MI, OpNo, O);