summaryrefslogtreecommitdiff
path: root/src/arch/x86
diff options
context:
space:
mode:
authorGabe Black <gblack@eecs.umich.edu>2009-12-19 01:48:31 -0800
committerGabe Black <gblack@eecs.umich.edu>2009-12-19 01:48:31 -0800
commitc7ca1d3c8a3b785c80ec23bd84666c3c6e08b4e4 (patch)
tree46c2eddae0dd6ccb43fafd81fce33f2a84208303 /src/arch/x86
parent25545115336e961a570bafdb8c2934db0015dece (diff)
downloadgem5-c7ca1d3c8a3b785c80ec23bd84666c3c6e08b4e4.tar.xz
X86: Add a common named flag for signed media operations.
Diffstat (limited to 'src/arch/x86')
-rw-r--r--src/arch/x86/insts/micromediaop.hh7
-rw-r--r--src/arch/x86/isa/insts/simd128/integer/arithmetic/addition.py24
-rw-r--r--src/arch/x86/isa/insts/simd128/integer/arithmetic/multiplication.py24
-rw-r--r--src/arch/x86/isa/insts/simd128/integer/arithmetic/multiply_add.py24
-rw-r--r--src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py24
-rw-r--r--src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py24
-rw-r--r--src/arch/x86/isa/insts/simd128/integer/data_reordering/pack_with_saturation.py28
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/arithmetic/addition.py12
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/arithmetic/multiplication.py18
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/arithmetic/multiply_add.py12
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py12
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py12
-rw-r--r--src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py12
-rw-r--r--src/arch/x86/isa/microasm.isa2
-rw-r--r--src/arch/x86/isa/microops/mediaop.isa70
15 files changed, 158 insertions, 147 deletions
diff --git a/src/arch/x86/insts/micromediaop.hh b/src/arch/x86/insts/micromediaop.hh
index 7f8e3a364..854d4de09 100644
--- a/src/arch/x86/insts/micromediaop.hh
+++ b/src/arch/x86/insts/micromediaop.hh
@@ -37,6 +37,7 @@ namespace X86ISA
{
enum MediaFlag {
MediaMultHiOp = 1,
+ MediaSignedOp = 64,
MediaScalarOp = 128
};
@@ -82,6 +83,12 @@ namespace X86ISA
{
return ext & MediaMultHiOp;
}
+
+ bool
+ signedOp() const
+ {
+ return ext & MediaSignedOp;
+ }
};
class MediaOpReg : public MediaOpBase
diff --git a/src/arch/x86/isa/insts/simd128/integer/arithmetic/addition.py b/src/arch/x86/isa/insts/simd128/integer/arithmetic/addition.py
index 05e2b80d5..1e9856562 100644
--- a/src/arch/x86/isa/insts/simd128/integer/arithmetic/addition.py
+++ b/src/arch/x86/isa/insts/simd128/integer/arithmetic/addition.py
@@ -135,43 +135,43 @@ def macroop PADDQ_XMM_P {
};
def macroop PADDSB_XMM_XMM {
- maddi xmml, xmml, xmmlm, size=1, ext=4
- maddi xmmh, xmmh, xmmhm, size=1, ext=4
+ maddi xmml, xmml, xmmlm, size=1, ext = "2 |" + Signed
+ maddi xmmh, xmmh, xmmhm, size=1, ext = "2 |" + Signed
};
def macroop PADDSB_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- maddi xmml, xmml, ufp1, size=1, ext=4
- maddi xmmh, xmmh, ufp2, size=1, ext=4
+ maddi xmml, xmml, ufp1, size=1, ext = "2 |" + Signed
+ maddi xmmh, xmmh, ufp2, size=1, ext = "2 |" + Signed
};
def macroop PADDSB_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- maddi xmml, xmml, ufp1, size=1, ext=4
- maddi xmmh, xmmh, ufp2, size=1, ext=4
+ maddi xmml, xmml, ufp1, size=1, ext = "2 |" + Signed
+ maddi xmmh, xmmh, ufp2, size=1, ext = "2 |" + Signed
};
def macroop PADDSW_XMM_XMM {
- maddi xmml, xmml, xmmlm, size=2, ext=4
- maddi xmmh, xmmh, xmmhm, size=2, ext=4
+ maddi xmml, xmml, xmmlm, size=2, ext = "2 |" + Signed
+ maddi xmmh, xmmh, xmmhm, size=2, ext = "2 |" + Signed
};
def macroop PADDSW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- maddi xmml, xmml, ufp1, size=2, ext=4
- maddi xmmh, xmmh, ufp2, size=2, ext=4
+ maddi xmml, xmml, ufp1, size=2, ext = "2 |" + Signed
+ maddi xmmh, xmmh, ufp2, size=2, ext = "2 |" + Signed
};
def macroop PADDSW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- maddi xmml, xmml, ufp1, size=2, ext=4
- maddi xmmh, xmmh, ufp2, size=2, ext=4
+ maddi xmml, xmml, ufp1, size=2, ext = "2 |" + Signed
+ maddi xmmh, xmmh, ufp2, size=2, ext = "2 |" + Signed
};
def macroop PADDUSB_XMM_XMM {
diff --git a/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiplication.py b/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiplication.py
index 2715f5d25..904bf69f8 100644
--- a/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiplication.py
+++ b/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiplication.py
@@ -55,43 +55,43 @@
microcode = '''
def macroop PMULHW_XMM_XMM {
- mmuli xmml, xmml, xmmlm, size=2, ext = "0x2 |" + MultHi
- mmuli xmmh, xmmh, xmmhm, size=2, ext = "0x2 |" + MultHi
+ mmuli xmml, xmml, xmmlm, size=2, ext = Signed + "|" + MultHi
+ mmuli xmmh, xmmh, xmmhm, size=2, ext = Signed + "|" + MultHi
};
def macroop PMULHW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- mmuli xmml, xmml, ufp1, size=2, ext = "0x2 |" + MultHi
- mmuli xmmh, xmmh, ufp2, size=2, ext = "0x2 |" + MultHi
+ mmuli xmml, xmml, ufp1, size=2, ext = Signed + "|" + MultHi
+ mmuli xmmh, xmmh, ufp2, size=2, ext = Signed + "|" + MultHi
};
def macroop PMULHW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- mmuli xmml, xmml, ufp1, size=2, ext = "0x2 |" + MultHi
- mmuli xmmh, xmmh, ufp2, size=2, ext = "0x2 |" + MultHi
+ mmuli xmml, xmml, ufp1, size=2, ext = Signed + "|" + MultHi
+ mmuli xmmh, xmmh, ufp2, size=2, ext = Signed + "|" + MultHi
};
def macroop PMULLW_XMM_XMM {
- mmuli xmml, xmml, xmmlm, size=2, ext=2
- mmuli xmmh, xmmh, xmmhm, size=2, ext=2
+ mmuli xmml, xmml, xmmlm, size=2, ext=Signed
+ mmuli xmmh, xmmh, xmmhm, size=2, ext=Signed
};
def macroop PMULLW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- mmuli xmml, xmml, ufp1, size=2, ext=2
- mmuli xmmh, xmmh, ufp2, size=2, ext=2
+ mmuli xmml, xmml, ufp1, size=2, ext=Signed
+ mmuli xmmh, xmmh, ufp2, size=2, ext=Signed
};
def macroop PMULLW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- mmuli xmml, xmml, ufp1, size=2, ext=2
- mmuli xmmh, xmmh, ufp2, size=2, ext=2
+ mmuli xmml, xmml, ufp1, size=2, ext=Signed
+ mmuli xmmh, xmmh, ufp2, size=2, ext=Signed
};
def macroop PMULHUW_XMM_XMM {
diff --git a/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiply_add.py b/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiply_add.py
index f157d165f..64ae05190 100644
--- a/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiply_add.py
+++ b/src/arch/x86/isa/insts/simd128/integer/arithmetic/multiply_add.py
@@ -55,22 +55,22 @@
microcode = '''
def macroop PMADDWD_XMM_XMM {
- mmuli ufp3, xmml, xmmlm, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, xmml, xmmlm, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, xmml, xmmlm, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, xmml, xmmlm, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi xmml, ufp3, ufp4, size=4, ext=0
- mmuli ufp3, xmmh, xmmhm, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, xmmh, xmmhm, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, xmmh, xmmhm, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, xmmh, xmmhm, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi xmmh, ufp3, ufp4, size=4, ext=0
};
def macroop PMADDWD_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- mmuli ufp3, xmml, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, xmml, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, xmml, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, xmml, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi xmml, ufp3, ufp4, size=4, ext=0
- mmuli ufp3, xmmh, ufp2, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, xmmh, ufp2, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, xmmh, ufp2, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, xmmh, ufp2, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi xmmh, ufp3, ufp4, size=4, ext=0
};
@@ -78,11 +78,11 @@ def macroop PMADDWD_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- mmuli ufp3, xmml, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, xmml, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, xmml, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, xmml, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi xmml, ufp3, ufp4, size=4, ext=0
- mmuli ufp3, xmmh, ufp2, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, xmmh, ufp2, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, xmmh, ufp2, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, xmmh, ufp2, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi xmmh, ufp3, ufp4, size=4, ext=0
};
'''
diff --git a/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py b/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py
index fdfb08667..d73434832 100644
--- a/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py
+++ b/src/arch/x86/isa/insts/simd128/integer/arithmetic/subtraction.py
@@ -135,43 +135,43 @@ def macroop PSUBQ_XMM_P {
};
def macroop PSUBSB_XMM_XMM {
- msubi xmml, xmml, xmmlm, size=1, ext=4
- msubi xmmh, xmmh, xmmhm, size=1, ext=4
+ msubi xmml, xmml, xmmlm, size=1, ext = "2 |" + Signed
+ msubi xmmh, xmmh, xmmhm, size=1, ext = "2 |" + Signed
};
def macroop PSUBSB_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- msubi xmml, xmml, ufp1, size=1, ext=4
- msubi xmmh, xmmh, ufp2, size=1, ext=4
+ msubi xmml, xmml, ufp1, size=1, ext = "2 |" + Signed
+ msubi xmmh, xmmh, ufp2, size=1, ext = "2 |" + Signed
};
def macroop PSUBSB_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- msubi xmml, xmml, ufp1, size=1, ext=4
- msubi xmmh, xmmh, ufp2, size=1, ext=4
+ msubi xmml, xmml, ufp1, size=1, ext = "2 |" + Signed
+ msubi xmmh, xmmh, ufp2, size=1, ext = "2 |" + Signed
};
def macroop PSUBSW_XMM_XMM {
- msubi xmml, xmml, xmmlm, size=2, ext=4
- msubi xmmh, xmmh, xmmhm, size=2, ext=4
+ msubi xmml, xmml, xmmlm, size=2, ext = "2 |" + Signed
+ msubi xmmh, xmmh, xmmhm, size=2, ext = "2 |" + Signed
};
def macroop PSUBSW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- msubi xmml, xmml, ufp1, size=2, ext=4
- msubi xmmh, xmmh, ufp2, size=2, ext=4
+ msubi xmml, xmml, ufp1, size=2, ext = "2 |" + Signed
+ msubi xmmh, xmmh, ufp2, size=2, ext = "2 |" + Signed
};
def macroop PSUBSW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- msubi xmml, xmml, ufp1, size=2, ext=4
- msubi xmmh, xmmh, ufp2, size=2, ext=4
+ msubi xmml, xmml, ufp1, size=2, ext = "2 |" + Signed
+ msubi xmmh, xmmh, ufp2, size=2, ext = "2 |" + Signed
};
def macroop PSUBUSB_XMM_XMM {
diff --git a/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py b/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
index d3bfbb529..6610e0690 100644
--- a/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
+++ b/src/arch/x86/isa/insts/simd128/integer/compare/compare_and_write_minimum_or_maximum.py
@@ -75,23 +75,23 @@ def macroop PMINUB_XMM_P {
};
def macroop PMINSW_XMM_XMM {
- mmini xmml, xmml, xmmlm, size=2, ext=2
- mmini xmmh, xmmh, xmmhm, size=2, ext=2
+ mmini xmml, xmml, xmmlm, size=2, ext=Signed
+ mmini xmmh, xmmh, xmmhm, size=2, ext=Signed
};
def macroop PMINSW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- mmini xmml, xmml, ufp1, size=2, ext=2
- mmini xmmh, xmmh, ufp2, size=2, ext=2
+ mmini xmml, xmml, ufp1, size=2, ext=Signed
+ mmini xmmh, xmmh, ufp2, size=2, ext=Signed
};
def macroop PMINSW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- mmini xmml, xmml, ufp1, size=2, ext=2
- mmini xmmh, xmmh, ufp2, size=2, ext=2
+ mmini xmml, xmml, ufp1, size=2, ext=Signed
+ mmini xmmh, xmmh, ufp2, size=2, ext=Signed
};
def macroop PMAXUB_XMM_XMM {
@@ -115,22 +115,22 @@ def macroop PMAXUB_XMM_P {
};
def macroop PMAXSW_XMM_XMM {
- mmaxi xmml, xmml, xmmlm, size=2, ext=2
- mmaxi xmmh, xmmh, xmmhm, size=2, ext=2
+ mmaxi xmml, xmml, xmmlm, size=2, ext=Signed
+ mmaxi xmmh, xmmh, xmmhm, size=2, ext=Signed
};
def macroop PMAXSW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- mmaxi xmml, xmml, ufp1, size=2, ext=2
- mmaxi xmmh, xmmh, ufp2, size=2, ext=2
+ mmaxi xmml, xmml, ufp1, size=2, ext=Signed
+ mmaxi xmmh, xmmh, ufp2, size=2, ext=Signed
};
def macroop PMAXSW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- mmaxi xmml, xmml, ufp1, size=2, ext=2
- mmaxi xmmh, xmmh, ufp2, size=2, ext=2
+ mmaxi xmml, xmml, ufp1, size=2, ext=Signed
+ mmaxi xmmh, xmmh, ufp2, size=2, ext=Signed
};
'''
diff --git a/src/arch/x86/isa/insts/simd128/integer/data_reordering/pack_with_saturation.py b/src/arch/x86/isa/insts/simd128/integer/data_reordering/pack_with_saturation.py
index 9112a7382..7afee6cbf 100644
--- a/src/arch/x86/isa/insts/simd128/integer/data_reordering/pack_with_saturation.py
+++ b/src/arch/x86/isa/insts/simd128/integer/data_reordering/pack_with_saturation.py
@@ -55,45 +55,45 @@
microcode = '''
def macroop PACKSSDW_XMM_XMM {
- pack ufp1, xmml, xmmh, ext=1, srcSize=4, destSize=2
- pack xmmh, xmmlm, xmmhm, ext=1, srcSize=4, destSize=2
+ pack ufp1, xmml, xmmh, ext=Signed, srcSize=4, destSize=2
+ pack xmmh, xmmlm, xmmhm, ext=Signed, srcSize=4, destSize=2
movfp xmml, ufp1, dataSize=8
};
def macroop PACKSSDW_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- pack xmml, xmml, xmmh, ext=1, srcSize=4, destSize=2
- pack xmmh, ufp1, ufp2, ext=1, srcSize=4, destSize=2
+ pack xmml, xmml, xmmh, ext=Signed, srcSize=4, destSize=2
+ pack xmmh, ufp1, ufp2, ext=Signed, srcSize=4, destSize=2
};
def macroop PACKSSDW_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- pack xmml, xmml, xmmh, ext=1, srcSize=4, destSize=2
- pack xmmh, ufp1, ufp2, ext=1, srcSize=4, destSize=2
+ pack xmml, xmml, xmmh, ext=Signed, srcSize=4, destSize=2
+ pack xmmh, ufp1, ufp2, ext=Signed, srcSize=4, destSize=2
};
def macroop PACKSSWB_XMM_XMM {
- pack ufp1, xmml, xmmh, ext=1, srcSize=2, destSize=1
- pack xmmh, xmmlm, xmmhm, ext=1, srcSize=2, destSize=1
+ pack ufp1, xmml, xmmh, ext=Signed, srcSize=2, destSize=1
+ pack xmmh, xmmlm, xmmhm, ext=Signed, srcSize=2, destSize=1
movfp xmml, ufp1, dataSize=8
};
def macroop PACKSSWB_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- pack xmml, xmml, xmmh, ext=1, srcSize=2, destSize=1
- pack xmmh, ufp1, ufp2, ext=1, srcSize=2, destSize=1
+ pack xmml, xmml, xmmh, ext=Signed, srcSize=2, destSize=1
+ pack xmmh, ufp1, ufp2, ext=Signed, srcSize=2, destSize=1
};
def macroop PACKSSWB_XMM_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, riprel, "DISPLACEMENT + 8", dataSize=8
- pack xmml, xmml, xmmh, ext=1, srcSize=2, destSize=1
- pack xmmh, ufp1, ufp2, ext=1, srcSize=2, destSize=1
+ pack xmml, xmml, xmmh, ext=Signed, srcSize=2, destSize=1
+ pack xmmh, ufp1, ufp2, ext=Signed, srcSize=2, destSize=1
};
def macroop PACKUSWB_XMM_XMM {
@@ -105,8 +105,8 @@ def macroop PACKUSWB_XMM_XMM {
def macroop PACKUSWB_XMM_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
ldfp ufp2, seg, sib, "DISPLACEMENT + 8", dataSize=8
- pack xmml, xmml, xmmh, ext=0, srcSize=2, destSize=1
- pack xmmh, ufp1, ufp2, ext=0, srcSize=2, destSize=1
+ pack xmml, xmml, xmmh, ext=Signed, srcSize=2, destSize=1
+ pack xmmh, ufp1, ufp2, ext=Signed, srcSize=2, destSize=1
};
def macroop PACKUSWB_XMM_P {
diff --git a/src/arch/x86/isa/insts/simd64/integer/arithmetic/addition.py b/src/arch/x86/isa/insts/simd64/integer/arithmetic/addition.py
index b663d15b7..d376dccce 100644
--- a/src/arch/x86/isa/insts/simd64/integer/arithmetic/addition.py
+++ b/src/arch/x86/isa/insts/simd64/integer/arithmetic/addition.py
@@ -115,33 +115,33 @@ def macroop PADDQ_MMX_P {
};
def macroop PADDSB_MMX_MMX {
- maddi mmx, mmx, mmxm, size=1, ext=4
+ maddi mmx, mmx, mmxm, size=1, ext = "2 |" + Signed
};
def macroop PADDSB_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- maddi mmx, mmx, ufp1, size=1, ext=4
+ maddi mmx, mmx, ufp1, size=1, ext = "2 |" + Signed
};
def macroop PADDSB_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- maddi mmx, mmx, ufp1, size=1, ext=4
+ maddi mmx, mmx, ufp1, size=1, ext = "2 |" + Signed
};
def macroop PADDSW_MMX_MMX {
- maddi mmx, mmx, mmxm, size=2, ext=4
+ maddi mmx, mmx, mmxm, size=2, ext = "2 |" + Signed
};
def macroop PADDSW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- maddi mmx, mmx, ufp1, size=2, ext=4
+ maddi mmx, mmx, ufp1, size=2, ext = "2 |" + Signed
};
def macroop PADDSW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- maddi mmx, mmx, ufp1, size=2, ext=4
+ maddi mmx, mmx, ufp1, size=2, ext = "2 |" + Signed
};
def macroop PADDUSB_MMX_MMX {
diff --git a/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiplication.py b/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiplication.py
index 50a1e5dc0..526162e32 100644
--- a/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiplication.py
+++ b/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiplication.py
@@ -55,48 +55,48 @@
microcode = '''
def macroop PMULHW_MMX_MMX {
- mmuli mmx, mmx, mmxm, size=2, ext = "0x2 |" + MultHi
+ mmuli mmx, mmx, mmxm, size=2, ext = Signed + "|" + MultHi
};
def macroop PMULHW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- mmuli mmx, mmx, ufp1, size=2, ext = "0x2 |" + MultHi
+ mmuli mmx, mmx, ufp1, size=2, ext = Signed + "|" + MultHi
};
def macroop PMULHW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- mmuli mmx, mmx, ufp1, size=2, ext = "0x2 |" + MultHi
+ mmuli mmx, mmx, ufp1, size=2, ext = Signed + "|" + MultHi
};
def macroop PMULLW_MMX_MMX {
- mmuli mmx, mmx, mmxm, size=2, ext=2
+ mmuli mmx, mmx, mmxm, size=2, ext = Signed
};
def macroop PMULLW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- mmuli mmx, mmx, ufp1, size=2, ext=2
+ mmuli mmx, mmx, ufp1, size=2, ext = Signed
};
def macroop PMULLW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- mmuli mmx, mmx, ufp1, size=2, ext=2
+ mmuli mmx, mmx, ufp1, size=2, ext = Signed
};
def macroop PMULHRW_MMX_MMX {
- mmuli mmx, mmx, mmxm, size=2, ext = "0x2 | 0x4 |" + MultHi
+ mmuli mmx, mmx, mmxm, size=2, ext = Signed + "| 0x4 |" + MultHi
};
def macroop PMULHRW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- mmuli mmx, mmx, ufp1, size=2, ext = "0x2 | 0x4 |" + MultHi
+ mmuli mmx, mmx, ufp1, size=2, ext = Signed + "| 0x4 |" + MultHi
};
def macroop PMULHRW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- mmuli mmx, mmx, ufp1, size=2, ext = "0x2 | 0x4 |" + MultHi
+ mmuli mmx, mmx, ufp1, size=2, ext = Signed + "| 0x4 |" + MultHi
};
def macroop PMULHUW_MMX_MMX {
diff --git a/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiply_add.py b/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiply_add.py
index f6940d159..354cf8722 100644
--- a/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiply_add.py
+++ b/src/arch/x86/isa/insts/simd64/integer/arithmetic/multiply_add.py
@@ -55,23 +55,23 @@
microcode = '''
def macroop PMADDWD_MMX_MMX {
- mmuli ufp3, mmx, mmxm, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, mmx, mmxm, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, mmx, mmxm, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, mmx, mmxm, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi mmx, ufp3, ufp4, size=4, ext=0
};
def macroop PMADDWD_MMX_M {
ldfp ufp1, seg, sib, "DISPLACEMENT", dataSize=8
- mmuli ufp3, mmx, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, mmx, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, mmx, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, mmx, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi mmx, ufp3, ufp4, size=4, ext=0
};
def macroop PMADDWD_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, "DISPLACEMENT", dataSize=8
- mmuli ufp3, mmx, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10 | 0x20)
- mmuli ufp4, mmx, ufp1, srcSize=2, destSize=4, ext=(0x2 | 0x10)
+ mmuli ufp3, mmx, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10 | 0x20"
+ mmuli ufp4, mmx, ufp1, srcSize=2, destSize=4, ext = Signed + "| 0x10"
maddi mmx, ufp3, ufp4, size=4, ext=0
};
'''
diff --git a/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py b/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py
index a60c0b1a8..4ee87e0f8 100644
--- a/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py
+++ b/src/arch/x86/isa/insts/simd64/integer/arithmetic/subtraction.py
@@ -115,33 +115,33 @@ def macroop PSUBQ_MMX_P {
};
def macroop PSUBSB_MMX_MMX {
- msubi mmx, mmx, mmxm, size=1, ext=4
+ msubi mmx, mmx, mmxm, size=1, ext = "2 |" + Signed
};
def macroop PSUBSB_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- msubi mmx, mmx, ufp1, size=1, ext=4
+ msubi mmx, mmx, ufp1, size=1, ext = "2 |" + Signed
};
def macroop PSUBSB_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- msubi mmx, mmx, ufp1, size=1, ext=4
+ msubi mmx, mmx, ufp1, size=1, ext = "2 |" + Signed
};
def macroop PSUBSW_MMX_MMX {
- msubi mmx, mmx, mmxm, size=2, ext=4
+ msubi mmx, mmx, mmxm, size=2, ext = "2 |" + Signed
};
def macroop PSUBSW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- msubi mmx, mmx, ufp1, size=2, ext=4
+ msubi mmx, mmx, ufp1, size=2, ext = "2 |" + Signed
};
def macroop PSUBSW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- msubi mmx, mmx, ufp1, size=2, ext=4
+ msubi mmx, mmx, ufp1, size=2, ext = "2 |" + Signed
};
def macroop PSUBUSB_MMX_MMX {
diff --git a/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py b/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
index 8d8247300..c2eedbb0e 100644
--- a/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
+++ b/src/arch/x86/isa/insts/simd64/integer/compare/compare_and_write_minimum_or_maximum.py
@@ -70,18 +70,18 @@ def macroop PMINUB_MMX_P {
};
def macroop PMINSW_MMX_MMX {
- mmini mmx, mmx, mmxm, size=2, ext=2
+ mmini mmx, mmx, mmxm, size=2, ext=Signed
};
def macroop PMINSW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- mmini mmx, mmx, ufp1, size=2, ext=2
+ mmini mmx, mmx, ufp1, size=2, ext=Signed
};
def macroop PMINSW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- mmini mmx, mmx, ufp1, size=2, ext=2
+ mmini mmx, mmx, ufp1, size=2, ext=Signed
};
def macroop PMAXUB_MMX_MMX {
@@ -100,17 +100,17 @@ def macroop PMAXUB_MMX_P {
};
def macroop PMAXSW_MMX_MMX {
- mmaxi mmx, mmx, mmxm, size=2, ext=2
+ mmaxi mmx, mmx, mmxm, size=2, ext=Signed
};
def macroop PMAXSW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- mmaxi mmx, mmx, ufp1, size=2, ext=2
+ mmaxi mmx, mmx, ufp1, size=2, ext=Signed
};
def macroop PMAXSW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- mmaxi mmx, mmx, ufp1, size=2, ext=2
+ mmaxi mmx, mmx, ufp1, size=2, ext=Signed
};
'''
diff --git a/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py b/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py
index 4235d7f26..cb8b4eaa7 100644
--- a/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py
+++ b/src/arch/x86/isa/insts/simd64/integer/data_reordering/pack_with_saturation.py
@@ -55,33 +55,33 @@
microcode = '''
def macroop PACKSSDW_MMX_MMX {
- pack mmx, mmx, mmxm, ext=1, srcSize=4, destSize=2
+ pack mmx, mmx, mmxm, ext=Signed, srcSize=4, destSize=2
};
def macroop PACKSSDW_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- pack mmx, mmx, ufp1, ext=1, srcSize=4, destSize=2
+ pack mmx, mmx, ufp1, ext=Signed, srcSize=4, destSize=2
};
def macroop PACKSSDW_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- pack mmx, mmx, ufp1, ext=1, srcSize=4, destSize=2
+ pack mmx, mmx, ufp1, ext=Signed, srcSize=4, destSize=2
};
def macroop PACKSSWB_MMX_MMX {
- pack mmx, mmx, mmxm, ext=1, srcSize=2, destSize=1
+ pack mmx, mmx, mmxm, ext=Signed, srcSize=2, destSize=1
};
def macroop PACKSSWB_MMX_M {
ldfp ufp1, seg, sib, disp, dataSize=8
- pack mmx, mmx, ufp1, ext=1, srcSize=2, destSize=1
+ pack mmx, mmx, ufp1, ext=Signed, srcSize=2, destSize=1
};
def macroop PACKSSWB_MMX_P {
rdip t7
ldfp ufp1, seg, riprel, disp, dataSize=8
- pack mmx, mmx, ufp1, ext=1, srcSize=2, destSize=1
+ pack mmx, mmx, ufp1, ext=Signed, srcSize=2, destSize=1
};
def macroop PACKUSWB_MMX_MMX {
diff --git a/src/arch/x86/isa/microasm.isa b/src/arch/x86/isa/microasm.isa
index e48ad3d69..b0b557521 100644
--- a/src/arch/x86/isa/microasm.isa
+++ b/src/arch/x86/isa/microasm.isa
@@ -181,7 +181,7 @@ let {{
'kernel_gs_base'):
assembler.symbols[reg] = regIdx("MISCREG_%s" % reg.upper())
- for flag in ('Scalar', 'MultHi'):
+ for flag in ('Scalar', 'MultHi', 'Signed'):
assembler.symbols[flag] = 'Media%sOp' % flag
# Code literal which forces a default 64 bit operand size in 64 bit mode.
diff --git a/src/arch/x86/isa/microops/mediaop.isa b/src/arch/x86/isa/microops/mediaop.isa
index 84d2d7f70..900c166f8 100644
--- a/src/arch/x86/isa/microops/mediaop.isa
+++ b/src/arch/x86/isa/microops/mediaop.isa
@@ -451,14 +451,14 @@ let {{
// Handle saturation.
if (signBit) {
if (overflow != mask(destBits - srcBits + 1)) {
- if (ext & 0x1)
+ if (signedOp())
picked = (ULL(1) << (destBits - 1));
else
picked = 0;
}
} else {
if (overflow != 0) {
- if (ext & 0x1)
+ if (signedOp())
picked = mask(destBits - 1);
else
picked = mask(destBits);
@@ -479,14 +479,14 @@ let {{
// Handle saturation.
if (signBit) {
if (overflow != mask(destBits - srcBits + 1)) {
- if (ext & 0x1)
+ if (signedOp())
picked = (ULL(1) << (destBits - 1));
else
picked = 0;
}
} else {
if (overflow != 0) {
- if (ext & 0x1)
+ if (signedOp())
picked = mask(destBits - 1);
else
picked = mask(destBits);
@@ -648,7 +648,7 @@ let {{
(0 - (arg2Bits & (ULL(1) << (sizeBits - 1))));
uint64_t resBits;
- if (ext & 0x2) {
+ if (signedOp()) {
if (arg1 < arg2) {
resBits = arg1Bits;
} else {
@@ -686,7 +686,7 @@ let {{
(0 - (arg2Bits & (ULL(1) << (sizeBits - 1))));
uint64_t resBits;
- if (ext & 0x2) {
+ if (signedOp()) {
if (arg1 > arg2) {
resBits = arg1Bits;
} else {
@@ -949,17 +949,19 @@ let {{
uint64_t resBits = arg1Bits + arg2Bits;
if (ext & 0x2) {
- if (findCarry(sizeBits, resBits, arg1Bits, arg2Bits))
- resBits = mask(sizeBits);
- } else if (ext & 0x4) {
- int arg1Sign = bits(arg1Bits, sizeBits - 1);
- int arg2Sign = bits(arg2Bits, sizeBits - 1);
- int resSign = bits(resBits, sizeBits - 1);
- if ((arg1Sign == arg2Sign) && (arg1Sign != resSign)) {
- if (resSign == 0)
- resBits = (ULL(1) << (sizeBits - 1));
- else
- resBits = mask(sizeBits - 1);
+ if (signedOp()) {
+ int arg1Sign = bits(arg1Bits, sizeBits - 1);
+ int arg2Sign = bits(arg2Bits, sizeBits - 1);
+ int resSign = bits(resBits, sizeBits - 1);
+ if ((arg1Sign == arg2Sign) && (arg1Sign != resSign)) {
+ if (resSign == 0)
+ resBits = (ULL(1) << (sizeBits - 1));
+ else
+ resBits = mask(sizeBits - 1);
+ }
+ } else {
+ if (findCarry(sizeBits, resBits, arg1Bits, arg2Bits))
+ resBits = mask(sizeBits);
}
}
@@ -984,21 +986,23 @@ let {{
uint64_t resBits = arg1Bits - arg2Bits;
if (ext & 0x2) {
- if (arg2Bits > arg1Bits) {
- resBits = 0;
- } else if (!findCarry(sizeBits, resBits,
- arg1Bits, ~arg2Bits)) {
- resBits = mask(sizeBits);
- }
- } else if (ext & 0x4) {
- int arg1Sign = bits(arg1Bits, sizeBits - 1);
- int arg2Sign = !bits(arg2Bits, sizeBits - 1);
- int resSign = bits(resBits, sizeBits - 1);
- if ((arg1Sign == arg2Sign) && (arg1Sign != resSign)) {
- if (resSign == 0)
- resBits = (ULL(1) << (sizeBits - 1));
- else
- resBits = mask(sizeBits - 1);
+ if (signedOp()) {
+ int arg1Sign = bits(arg1Bits, sizeBits - 1);
+ int arg2Sign = !bits(arg2Bits, sizeBits - 1);
+ int resSign = bits(resBits, sizeBits - 1);
+ if ((arg1Sign == arg2Sign) && (arg1Sign != resSign)) {
+ if (resSign == 0)
+ resBits = (ULL(1) << (sizeBits - 1));
+ else
+ resBits = mask(sizeBits - 1);
+ }
+ } else {
+ if (arg2Bits > arg1Bits) {
+ resBits = 0;
+ } else if (!findCarry(sizeBits, resBits,
+ arg1Bits, ~arg2Bits)) {
+ resBits = mask(sizeBits);
+ }
}
}
@@ -1030,7 +1034,7 @@ let {{
uint64_t arg2Bits = bits(FpSrcReg2.uqw, srcHiIndex, srcLoIndex);
uint64_t resBits;
- if (ext & 0x2) {
+ if (signedOp()) {
int64_t arg1 = arg1Bits |
(0 - (arg1Bits & (ULL(1) << (srcBits - 1))));
int64_t arg2 = arg2Bits |