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authorGabe Black <gblack@eecs.umich.edu>2007-08-04 20:07:42 -0700
committerGabe Black <gblack@eecs.umich.edu>2007-08-04 20:07:42 -0700
commitced6cbcccf4540358093f060dad4d59ad6557d6a (patch)
tree86e917f20b51b2afcddfc1d0ffd8192eaca13af1 /src/arch/x86/miscregs.hh
parent0e6be2a9b16660903306b2762e69a2678a54a6ba (diff)
downloadgem5-ced6cbcccf4540358093f060dad4d59ad6557d6a.tar.xz
X86: Create a base enum value for indexing into a region of the miscregs.
This lets you index into a group of registers without having to know explicitly which one is the lowest in that group. --HG-- extra : convert_revision : e3cad25a1c5910955204c37177b049ca9834cfd9
Diffstat (limited to 'src/arch/x86/miscregs.hh')
-rw-r--r--src/arch/x86/miscregs.hh30
1 files changed, 20 insertions, 10 deletions
diff --git a/src/arch/x86/miscregs.hh b/src/arch/x86/miscregs.hh
index 39425fc9d..b2294292e 100644
--- a/src/arch/x86/miscregs.hh
+++ b/src/arch/x86/miscregs.hh
@@ -77,7 +77,8 @@ namespace X86ISA
{
// Control registers
// Most of these are invalid.
- MISCREG_CR0,
+ MISCREG_CR_BASE,
+ MISCREG_CR0 = MISCREG_CR_BASE,
MISCREG_CR1,
MISCREG_CR2,
MISCREG_CR3,
@@ -95,7 +96,8 @@ namespace X86ISA
MISCREG_CR15,
// Debug registers
- MISCREG_DR0,
+ MISCREG_DR_BASE,
+ MISCREG_DR0 = MISCREG_DR_BASE,
MISCREG_DR1,
MISCREG_DR2,
MISCREG_DR3,
@@ -108,7 +110,8 @@ namespace X86ISA
MISCREG_RFLAGS,
// Segment selectors
- MISCREG_ES,
+ MISCREG_SEG_SEL_BASE,
+ MISCREG_ES = MISCREG_SEG_SEL_BASE,
MISCREG_CS,
MISCREG_SS,
MISCREG_DS,
@@ -116,7 +119,8 @@ namespace X86ISA
MISCREG_GS,
// Hidden segment base field
- MISCREG_ES_BASE,
+ MISCREG_SEG_BASE_BASE,
+ MISCREG_ES_BASE = MISCREG_SEG_BASE_BASE,
MISCREG_CS_BASE,
MISCREG_SS_BASE,
MISCREG_DS_BASE,
@@ -124,7 +128,8 @@ namespace X86ISA
MISCREG_GS_BASE,
// Hidden segment limit field
- MISCREG_ES_LIMIT,
+ MISCREG_SEG_LIMIT_BASE,
+ MISCREG_ES_LIMIT = MISCREG_SEG_LIMIT_BASE,
MISCREG_CS_LIMIT,
MISCREG_SS_LIMIT,
MISCREG_DS_LIMIT,
@@ -132,7 +137,8 @@ namespace X86ISA
MISCREG_GS_LIMIT,
// Hidden segment limit attributes
- MISCREG_ES_ATTR,
+ MISCREG_SEG_ATTR_BASE,
+ MISCREG_ES_ATTR = MISCREG_SEG_ATTR_BASE,
MISCREG_CS_ATTR,
MISCREG_SS_ATTR,
MISCREG_DS_ATTR,
@@ -140,23 +146,27 @@ namespace X86ISA
MISCREG_GS_ATTR,
// System segment selectors
- MISCREG_LDTR,
+ MISCREG_SYSSEG_SEL_BASE,
+ MISCREG_LDTR = MISCREG_SYSSEG_SEL_BASE,
MISCREG_TR,
// Hidden system segment base field
- MISCREG_LDTR_BASE,
+ MISCREG_SYSSEG_BASE_BASE,
+ MISCREG_LDTR_BASE = MISCREG_SYSSEG_BASE_BASE,
MISCREG_TR_BASE,
MISCREG_GDTR_BASE,
MISCREG_IDTR_BASE,
// Hidden system segment limit field
- MISCREG_LDTR_LIMIT,
+ MISCREG_SYSSEG_LIMIT_BASE,
+ MISCREG_LDTR_LIMIT = MISCREG_SYSSEG_LIMIT_BASE,
MISCREG_TR_LIMIT,
MISCREG_GDTR_LIMIT,
MISCREG_IDTR_LIMIT,
// Hidden system segment attribute field
- MISCREG_LDTR_ATTR,
+ MISCREG_SYSSEG_ATTR_BASE,
+ MISCREG_LDTR_ATTR = MISCREG_SYSSEG_ATTR_BASE,
MISCREG_TR_ATTR,
//XXX Add "Model-Specific Registers"