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authorGabe Black <gblack@eecs.umich.edu>2010-06-02 12:58:18 -0500
committerGabe Black <gblack@eecs.umich.edu>2010-06-02 12:58:18 -0500
commit22f15ab94e8210ac33d74f4f81046a0aaf09c972 (patch)
treebb4424aa56aa292b3ae54a8e906c0e3f398852c1 /src/arch/arm
parentfcee2b3f31c76ea4c79153d50703bedee626076d (diff)
downloadgem5-22f15ab94e8210ac33d74f4f81046a0aaf09c972.tar.xz
ARM: Combine some redundant cases in one of the data decode functions.
Diffstat (limited to 'src/arch/arm')
-rw-r--r--src/arch/arm/isa/formats/data.isa12
1 files changed, 2 insertions, 10 deletions
diff --git a/src/arch/arm/isa/formats/data.isa b/src/arch/arm/isa/formats/data.isa
index b46fb972d..a2e748bcb 100644
--- a/src/arch/arm/isa/formats/data.isa
+++ b/src/arch/arm/isa/formats/data.isa
@@ -1135,11 +1135,6 @@ def format Thumb16Misc() {{
return new AddImm(machInst, INTREG_SP, INTREG_SP,
bits(machInst, 6, 0) << 2, true);
}
- case 0x1:
- return new Cbz(machInst,
- (bits(machInst, 9) << 6) |
- (bits(machInst, 7, 3) << 1),
- (IntRegIndex)(uint32_t)bits(machInst, 2, 0));
case 0x2:
{
const IntRegIndex rd =
@@ -1157,6 +1152,7 @@ def format Thumb16Misc() {{
return new Uxtb(machInst, rd, 0, rm);
}
}
+ case 0x1:
case 0x3:
return new Cbz(machInst,
(bits(machInst, 9) << 6) |
@@ -1182,11 +1178,6 @@ def format Thumb16Misc() {{
return new Cps(machInst, mods);
}
}
- case 0x9:
- return new Cbnz(machInst,
- (bits(machInst, 9) << 6) |
- (bits(machInst, 7, 3) << 1),
- (IntRegIndex)(uint32_t)bits(machInst, 2, 0));
case 0xa:
{
IntRegIndex rd = (IntRegIndex)(uint32_t)bits(machInst, 2, 0);
@@ -1203,6 +1194,7 @@ def format Thumb16Misc() {{
}
}
break;
+ case 0x9:
case 0xb:
return new Cbnz(machInst,
(bits(machInst, 9) << 6) |