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authorGabe Black <gblack@eecs.umich.edu>2006-08-29 16:02:54 -0400
committerGabe Black <gblack@eecs.umich.edu>2006-08-29 16:02:54 -0400
commit292d3ae14ab927acfea988306b3cb8c8ec1559b7 (patch)
tree057713d32db3c5c2efedacd48bdcd6ead6ea9e5a /src/arch
parent7ac1d10eb527aad02b69ae6a20d2616a0cf0693e (diff)
downloadgem5-292d3ae14ab927acfea988306b3cb8c8ec1559b7.tar.xz
Fiddled with the floating point accessors.
--HG-- extra : convert_revision : 78cbd0c28d3fa1109eb2eacaf2a8009f13158a9b
Diffstat (limited to 'src/arch')
-rw-r--r--src/arch/sparc/floatregfile.cc23
1 files changed, 16 insertions, 7 deletions
diff --git a/src/arch/sparc/floatregfile.cc b/src/arch/sparc/floatregfile.cc
index 3cacbb278..3afe6ef54 100644
--- a/src/arch/sparc/floatregfile.cc
+++ b/src/arch/sparc/floatregfile.cc
@@ -63,23 +63,28 @@ FloatReg FloatRegFile::readReg(int floatReg, int width)
//In each of these cases, we have to copy the value into a temporary
//variable. This is because we may otherwise try to access an
//unaligned portion of memory.
+ FloatReg result;
switch(width)
{
case SingleWidth:
float32_t result32;
memcpy(&result32, regSpace + 4 * floatReg, sizeof(result32));
- return htog(result32);
+ result = htog(result32);
+ break;
case DoubleWidth:
float64_t result64;
memcpy(&result64, regSpace + 4 * floatReg, sizeof(result64));
- return htog(result64);
+ result = htog(result64);
+ break;
case QuadWidth:
float128_t result128;
memcpy(&result128, regSpace + 4 * floatReg, sizeof(result128));
- return htog(result128);
+ result = htog(result128);
+ break;
default:
panic("Attempted to read a %d bit floating point register!", width);
}
+ return result;
}
FloatRegBits FloatRegFile::readRegBits(int floatReg, int width)
@@ -87,23 +92,28 @@ FloatRegBits FloatRegFile::readRegBits(int floatReg, int width)
//In each of these cases, we have to copy the value into a temporary
//variable. This is because we may otherwise try to access an
//unaligned portion of memory.
+ FloatRegBits result;
switch(width)
{
case SingleWidth:
uint32_t result32;
memcpy(&result32, regSpace + 4 * floatReg, sizeof(result32));
- return htog(result32);
+ result = htog(result32);
+ break;
case DoubleWidth:
uint64_t result64;
memcpy(&result64, regSpace + 4 * floatReg, sizeof(result64));
- return htog(result64);
+ result = htog(result64);
+ break;
case QuadWidth:
uint64_t result128;
memcpy(&result128, regSpace + 4 * floatReg, sizeof(result128));
- return htog(result128);
+ result = htog(result128);
+ break;
default:
panic("Attempted to read a %d bit floating point register!", width);
}
+ return result;
}
Fault FloatRegFile::setReg(int floatReg, const FloatReg &val, int width)
@@ -114,7 +124,6 @@ Fault FloatRegFile::setReg(int floatReg, const FloatReg &val, int width)
uint32_t result32;
uint64_t result64;
- DPRINTF(Sparc, "Setting floating point register %d\n", floatReg);
switch(width)
{
case SingleWidth: