sanchayanmaity/gem5
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

ARM: Fix up thumb decoding of coproc instructions.

Browse source
This commit is contained in:
Gabe Black 2010-06-02 12:58:12 -05:00
parent dea707704f
commit ad9c5af945
1 changed files with 9 additions and 25 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

34
src/arch/arm/isa/decoder/thumb.isa
View file

@ -92,7 +92,8 @@
}
0x3: WarnUnimpl::Advanced_SIMD();
default: decode LTCOPROC {
0xa, 0xb: decode HTOPCODE_9_4 {
0xa, 0xb: ExtensionRegLoadStore::extensionRegLoadStre();
0xf: decode HTOPCODE_9_4 {
0x00: Unknown::undefined();
0x04: WarnUnimpl::mcrr(); // mcrr2
0x05: WarnUnimpl::mrrc(); // mrrc2
@ -106,13 +107,6 @@
default: WarnUnimpl::ldc(); // ldc2 (immediate)
}
}
default: decode HTOPCODE_9_5 {
0x00: Unknown::undefined();
0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer();
0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f:
WarnUnimpl::Extension_register_load_store_instruction();
}
}
}
}
@ -144,23 +138,20 @@
default: decode HTOPCODE_9_8 {
0x2: decode LTOPCODE_4 {
0x0: decode LTCOPROC {
0xa, 0xb: WarnUnimpl::VFP_Inst();
0xa, 0xb: decode OPCODE_23_20 {
##include "vfp.isa"
}
default: WarnUnimpl::cdp(); // cdp2
}
0x1: decode LTCOPROC {
0xa, 0xb: WarnUnimpl::Core_to_extension_transfer();
default: decode CPNUM {
15: McrMrc15::mcr2Mrc215();
default: decode HTOPCODE_4 {
0x0: WarnUnimpl::mcr2();
0x1: WarnUnimpl::mrc2();
}
}
0xa, 0xb: ShortFpTransfer::shortFpTransfer();
0xf: McrMrc15::mcrMrc15();
}
}
0x3: WarnUnimpl::Advanced_SIMD();
default: decode LTCOPROC {
0xa, 0xb: decode HTOPCODE_9_4 {
0xa, 0xb: ExtensionRegLoadStore::extensionRegLoadStre();
0xf: decode HTOPCODE_9_4 {
0x00: Unknown::undefined();
0x04: WarnUnimpl::mcrr(); // mcrr2
0x05: WarnUnimpl::mrrc(); // mrrc2
@ -174,13 +165,6 @@
default: WarnUnimpl::ldc(); // ldc2 (immediate)
}
}
default: decode HTOPCODE_9_5 {
0x00: Unknown::undefined();
0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer();
0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f:
WarnUnimpl::Extension_register_load_store_instruction();
}
}
}
}