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Silently ignore CRIS cache flushes, instead of aborting due to unknown insn.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3990 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
edgar_igl 2008-02-25 09:58:22 +00:00
parent 1a2fb1c009
commit 5d4a534dec
2 changed files with 17 additions and 2 deletions
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3
target-cris/crisv32-decode.h
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@ -124,3 +124,6 @@
#define DEC_BASC_IM {B8(11101111), B8(11111111)}
#define DEC_MOVEM_MR {B8(10111011), B8(10111111)}
#define DEC_MOVEM_RM {B8(10111111), B8(10111111)}
#define DEC_FTAG_FIDX_D_M {B8(10101011), B8(11111111)}
#define DEC_FTAG_FIDX_I_M {B8(11010011), B8(11111111)}

16
target-cris/translate.c
View File

@ -2123,6 +2123,18 @@ static unsigned int dec_rfe_etc(DisasContext *dc)
return 2;
}
static unsigned int dec_ftag_fidx_d_m(DisasContext *dc)
{
/* Ignore D-cache flushes. */
return 2;
}
static unsigned int dec_ftag_fidx_i_m(DisasContext *dc)
{
/* Ignore I-cache flushes. */
return 2;
}
static unsigned int dec_null(DisasContext *dc)
{
printf ("unknown insn pc=%x opc=%x op1=%x op2=%x\n",
@ -2213,8 +2225,8 @@ struct decoder_info {
{DEC_NEG_R, dec_neg_r},
{DEC_MOVE_R, dec_move_r},
/* ftag_fidx_i_m. */
/* ftag_fidx_d_m. */
{DEC_FTAG_FIDX_I_M, dec_ftag_fidx_i_m},
{DEC_FTAG_FIDX_D_M, dec_ftag_fidx_d_m},
{DEC_MULS_R, dec_muls_r},
{DEC_MULU_R, dec_mulu_r},