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ARM: Add bitfields for 32 bit thumb.

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This commit is contained in:
Gabe Black
2010-06-02 12:58:00 -05:00
parent bc6ae010c9
commit 659f8d021f
2 changed files with 51 additions and 1 deletions
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27
src/arch/arm/isa/bitfields.isa
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@@ -116,7 +116,7 @@ def bitfield PUNWL punwl;
// M5 instructions
def bitfield M5FUNC m5Func;
// Thumb bitfields
// 16 bit thumb bitfields
def bitfield TOPCODE_15_13 topcode15_13;
def bitfield TOPCODE_13_11 topcode13_11;
def bitfield TOPCODE_12_11 topcode12_11;
@@ -131,3 +131,28 @@ def bitfield TOPCODE_7_6 topcode7_6;
def bitfield TOPCODE_7_5 topcode7_5;
def bitfield TOPCODE_7_4 topcode7_4;
def bitfield TOPCODE_3_0 topcode3_0;
// 32 bit thumb bitfields
def bitfield HTOPCODE_12_11 htopcode12_11;
def bitfield HTOPCODE_10_9 htopcode10_9;
def bitfield HTOPCODE_9 htopcode9;
def bitfield HTOPCODE_9_8 htopcode9_8;
def bitfield HTOPCODE_9_5 htopcode9_5;
def bitfield HTOPCODE_9_4 htopcode9_4;
def bitfield HTOPCODE_8 htopcode8;
def bitfield HTOPCODE_8_7 htopcode8_7;
def bitfield HTOPCODE_8_6 htopcode8_6;
def bitfield HTOPCODE_8_5 htopcode8_5;
def bitfield HTOPCODE_6_5 htopcode6_5;
def bitfield HTOPCODE_5_4 htopcode5_4;
def bitfield HTOPCODE_4 htopcode4;
def bitfield HTRN htrn;
def bitfield HTS hts;
def bitfield LTOPCODE_15 ltopcode15;
def bitfield LTOPCODE_7_4 ltopcode7_4;
def bitfield LTOPCODE_4 ltopcode4;
def bitfield LTRD ltrd;
def bitfield LTCOPROC ltcoproc;

25
src/arch/arm/types.hh
View File

@@ -143,6 +143,31 @@ namespace ArmISA
Bitfield<7, 5> topcode7_5;
Bitfield<7, 4> topcode7_4;
Bitfield<3, 0> topcode3_0;
// 32 bit thumb bitfields
Bitfield<28, 27> htopcode12_11;
Bitfield<26, 25> htopcode10_9;
Bitfield<25> htopcode9;
Bitfield<25, 24> htopcode9_8;
Bitfield<25, 21> htopcode9_5;
Bitfield<25, 20> htopcode9_4;
Bitfield<24> htopcode8;
Bitfield<24, 23> htopcode8_7;
Bitfield<24, 22> htopcode8_6;
Bitfield<24, 21> htopcode8_5;
Bitfield<22, 21> htopcode6_5;
Bitfield<21, 20> htopcode5_4;
Bitfield<20> htopcode4;
Bitfield<19, 16> htrn;
Bitfield<20> hts;
Bitfield<15> ltopcode15;
Bitfield<7, 4> ltopcode7_4;
Bitfield<4> ltopcode4;
Bitfield<11, 8> ltrd;
Bitfield<11, 8> ltcoproc;
EndBitUnion(ExtMachInst)
// Shift types for ARM instructions