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| author | Martin Hunt <hunt@redhat.com> | 1996-08-27 01:32:48 +0000 |
|---|---|---|
| committer | Martin Hunt <hunt@redhat.com> | 1996-08-27 01:32:48 +0000 |
| commit | 4f425a32032b0a61bed1994afaacbb3cbd82f544 (patch) | |
| tree | c321f9782c0cd6b8844b48f1764c1f19a276b0f2 /sim/d10v/d10v_sim.h | |
| parent | 67f0d0ea4ce159e13786d6cdd4990754e702eb82 (diff) | |
| download | gdb-4f425a32032b0a61bed1994afaacbb3cbd82f544.zip gdb-4f425a32032b0a61bed1994afaacbb3cbd82f544.tar.gz gdb-4f425a32032b0a61bed1994afaacbb3cbd82f544.tar.bz2 | |
Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* d10v_sim.h (SEXT32): Added.
* interp.c: Commented out printfs.
* simops.c: Fixed error in sb and st2w.
Diffstat (limited to 'sim/d10v/d10v_sim.h')
| -rw-r--r-- | sim/d10v/d10v_sim.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sim/d10v/d10v_sim.h b/sim/d10v/d10v_sim.h index cc81d6a..a2b4b2b 100644 --- a/sim/d10v/d10v_sim.h +++ b/sim/d10v/d10v_sim.h @@ -31,7 +31,7 @@ struct simops struct _state { reg_t regs[16]; /* general-purpose registers */ - reg_t cregs[15]; /* control registers */ + reg_t cregs[16]; /* control registers */ int64 a[2]; /* accumulators */ uint8 SM; uint8 EA; @@ -47,6 +47,7 @@ struct _state uint8 exe; uint8 *imem; uint8 *dmem; + int exception; } State; extern uint16 OP[4]; @@ -74,6 +75,9 @@ extern struct simops Simops[]; /* sign-extend a 16-bit number */ #define SEXT16(x) ((((x)&0xffff)^(~0x7fff))+0x8000) +/* sign-extend a 32-bit number */ +#define SEXT32(x) ((((x)&0xffffffffLL)^(~0x7fffffffLL))+0x80000000LL) + /* sign extend a 40 bit number */ #define SEXT40(x) ((((x)&0xffffffffffLL)^(~0x7fffffffffLL))+0x8000000000LL) @@ -82,6 +86,8 @@ extern struct simops Simops[]; #define MASK32 0xffffffffLL #define MASK40 0xffffffffffLL +#define INC_ADDR(x,i) x = ((State.MD && x == MOD_E) ? MOD_S : (x)+(i)) + #define RB(x) (*((uint8 *)((x)+State.imem))) #define SB(addr,data) ( RB(addr) = (data & 0xff)) @@ -96,7 +102,6 @@ extern struct simops Simops[]; uint32 get_longword_swap PARAMS ((uint16 x)); uint16 get_word_swap PARAMS ((uint16 x)); void write_word_swap PARAMS ((uint16 addr, uint16 data)); - #define SW(addr,data) write_word_swap(addr,data) #define RW(x) get_word_swap(x) #define RLW(x) get_longword_swap(x) |