summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authorGabe Black <gblack@eecs.umich.edu>2006-10-12 17:39:15 -0400
committerGabe Black <gblack@eecs.umich.edu>2006-10-12 17:39:15 -0400
commit92fd211a07356a9dec8cb822675c359355e22621 (patch)
tree8c8424803e84e7d93180e450821ff9d7b57da9b2 /src
parent98b00d92fdf89d130630665327143f67ee16d0fe (diff)
downloadgem5-92fd211a07356a9dec8cb822675c359355e22621.tar.xz
Changed the sign extension function from mine to the provided one. Mine relied on implementation specific behavior, namely right shifting a signed value.
--HG-- extra : convert_revision : 4f5ef44d012de87919ad681024fe2ed0213a412f
Diffstat (limited to 'src')
-rw-r--r--src/arch/sparc/isa/formats/branch.isa6
-rw-r--r--src/arch/sparc/isa/formats/integerop.isa6
2 files changed, 6 insertions, 6 deletions
diff --git a/src/arch/sparc/isa/formats/branch.isa b/src/arch/sparc/isa/formats/branch.isa
index 2c206354b..5fb7ade2d 100644
--- a/src/arch/sparc/isa/formats/branch.isa
+++ b/src/arch/sparc/isa/formats/branch.isa
@@ -80,7 +80,7 @@ output header {{
OpClass __opClass) :
BranchDisp(mnem, _machInst, __opClass)
{
- disp = sign_ext(_machInst << 2, bits + 2);
+ disp = sext<bits + 2>((_machInst & mask(bits)) << 2);
}
};
@@ -95,7 +95,7 @@ output header {{
OpClass __opClass) :
BranchDisp(mnem, _machInst, __opClass)
{
- disp = sign_ext((D16HI << 16) | (D16LO << 2), 18);
+ disp = sext<18>((D16HI << 16) | (D16LO << 2));
}
};
@@ -108,7 +108,7 @@ output header {{
protected:
// Constructor
BranchImm13(const char *mnem, MachInst _machInst, OpClass __opClass) :
- Branch(mnem, _machInst, __opClass), imm(sign_ext(SIMM13, 13))
+ Branch(mnem, _machInst, __opClass), imm(sext<13>(SIMM13))
{
}
diff --git a/src/arch/sparc/isa/formats/integerop.isa b/src/arch/sparc/isa/formats/integerop.isa
index 83c7e6958..0304a1064 100644
--- a/src/arch/sparc/isa/formats/integerop.isa
+++ b/src/arch/sparc/isa/formats/integerop.isa
@@ -87,7 +87,7 @@ output header {{
OpClass __opClass) :
IntOpImm(mnem, _machInst, __opClass)
{
- imm = sign_ext(SIMM10, 10);
+ imm = sext<10>(SIMM10);
}
};
@@ -102,7 +102,7 @@ output header {{
OpClass __opClass) :
IntOpImm(mnem, _machInst, __opClass)
{
- imm = sign_ext(SIMM11, 11);
+ imm = sext<11>(SIMM11);
}
};
@@ -117,7 +117,7 @@ output header {{
OpClass __opClass) :
IntOpImm(mnem, _machInst, __opClass)
{
- imm = sign_ext(SIMM13, 13);
+ imm = sext<13>(SIMM13);
}
};