diff options
| author | Alan Modra <modra@gmail.com> | 2010-07-03 07:32:50 +0400 |
|---|---|---|
| committer | Alan Modra <modra@gmail.com> | 2010-07-03 07:32:50 +0400 |
| commit | dc43a4fd114ae9c96b82c1608e5bf1c02b67b504 (patch) | |
| tree | 7e3828e53a05536b24f8323bf5ae27f8f6a348ab /include/opcode/ppc.h | |
| parent | 7ba0a42f557f68deea9c1b612afc4c74dd55a521 (diff) | |
* ppc.h (PPC_OPCODE_COMMON): Expand comment.
Diffstat (limited to 'include/opcode/ppc.h')
| -rw-r--r-- | include/opcode/ppc.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/opcode/ppc.h b/include/opcode/ppc.h index 2d99cd493..6e3a84b0c 100644 --- a/include/opcode/ppc.h +++ b/include/opcode/ppc.h @@ -89,7 +89,10 @@ extern const int powerpc_num_opcodes; #define PPC_OPCODE_601 0x20 /* Opcode is supported in both the Power and PowerPC architectures - (ie, compiler's -mcpu=common or assembler's -mcom). */ + (ie, compiler's -mcpu=common or assembler's -mcom). More than just + the intersection of PPC_OPCODE_PPC with the union of PPC_OPCODE_POWER + and PPC_OPCODE_POWER2 because many instructions changed mnemonics + between POWER and POWERPC. */ #define PPC_OPCODE_COMMON 0x40 /* Opcode is supported for any Power or PowerPC platform (this is |