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author | Jeff Law <law@redhat.com> | 1999-06-16 02:13:40 +0000 |
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committer | Jeff Law <law@redhat.com> | 1999-06-16 02:13:40 +0000 |
commit | 5ba624b0f4cd66a3a8ed5980aef3fcf14e0f49ca (patch) | |
tree | 2cdf4ae197076e9c7682cddf70464e23ee8792d8 /bfd/libhppa.h | |
parent | 59d23ada01cd8b5b572c3664df97327f9da7d8e9 (diff) | |
download | gdb-5ba624b0f4cd66a3a8ed5980aef3fcf14e0f49ca.zip gdb-5ba624b0f4cd66a3a8ed5980aef3fcf14e0f49ca.tar.gz gdb-5ba624b0f4cd66a3a8ed5980aef3fcf14e0f49ca.tar.bz2 |
* libhppa.h: Fix various formatting errors.
(assemble_3); Rewrite using CATENATE.
(assemble_17): Fix various bugs.
Diffstat (limited to 'bfd/libhppa.h')
-rw-r--r-- | bfd/libhppa.h | 103 |
1 files changed, 42 insertions, 61 deletions
diff --git a/bfd/libhppa.h b/bfd/libhppa.h index 35b40ef..05256a2 100644 --- a/bfd/libhppa.h +++ b/bfd/libhppa.h @@ -192,7 +192,7 @@ enum hppa_reloc_expr_type_alt #define HPPA_R_ARG_RELOC(a) (((a) >> 22) & 0x3FF) #define HPPA_R_CONSTANT(a) ((((int)(a)) << 10) >> 10) #define HPPA_R_ADDEND(r,c) (((r) << 22) + ((c) & 0x3FFFFF)) -#define HPPA_WIDE (0) /* PSW W-bit, need to check! FIXME */ +#define HPPA_WIDE (0) /* PSW W-bit, need to check! FIXME */ /* These macros get bit fields using HP's numbering (MSB = 0), * but note that "MASK" assumes that the LSB bits are what's @@ -202,17 +202,17 @@ enum hppa_reloc_expr_type_alt #define GET_FIELD(X, FROM, TO) \ ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1)) #endif -#define GET_BIT( X, WHICH ) \ - GET_FIELD( X, WHICH, WHICH ) +#define GET_BIT(X, WHICH) \ + GET_FIELD (X, WHICH, WHICH) -#define MASK( SIZE ) \ +#define MASK(SIZE) \ (~((-1) << SIZE)) -#define CATENATE( X, XSIZE, Y, YSIZE ) \ - (((X & MASK( XSIZE )) << YSIZE) | (Y & MASK( YSIZE ))) +#define CATENATE(X, XSIZE, Y, YSIZE) \ + (((X & MASK (XSIZE)) << YSIZE) | (Y & MASK (YSIZE))) -#define ELEVEN( X ) \ - CATENATE( GET_BIT( X, 10 ), 1, GET_FIELD( X, 0, 9 ), 10) +#define ELEVEN(X) \ + CATENATE (GET_BIT (X, 10), 1, GET_FIELD (X, 0, 9), 10) /* Some functions to manipulate PA instructions. */ @@ -233,7 +233,7 @@ static INLINE unsigned int assemble_3 (x) unsigned int x; { - return (((x & 1) << 2) | ((x & 6) >> 1)) & 7; + return CATENATE (GET_BIT (x, 2), 1, GET_FIELD (x, 0, 1), 2); } static INLINE void @@ -244,7 +244,7 @@ dis_assemble_3 (x, r) *r = (((x & 4) >> 2) | ((x & 3) << 1)) & 7; } -static INLINE unsigned int /* PA 2.0 */ +static INLINE unsigned int assemble_6 (x, y) unsigned int x, y; { @@ -255,9 +255,8 @@ static INLINE unsigned int assemble_12 (x, y) unsigned int x, y; { - return CATENATE( CATENATE( y, 1, - GET_BIT( x, 10 ), 1), 2, - GET_FIELD( x, 0, 9 ), 9); + return CATENATE (CATENATE (y, 1, GET_BIT (x, 10), 1), 2, + GET_FIELD (x, 0, 9), 9); } static INLINE void @@ -269,53 +268,40 @@ dis_assemble_12 (as12, x, y) *x = ((as12 & 0x3ff) << 1) | ((as12 & 0x400) >> 10); } -static INLINE unsigned long /* PA 2.0 */ +static INLINE unsigned long assemble_16 (x, y) unsigned int x, y; { /* Depends on PSW W-bit !*/ unsigned int temp; - if( HPPA_WIDE ) { - temp = CATENATE( CATENATE( GET_BIT( y, 13 ), 1, - (GET_BIT( y, 13 )^GET_BIT( x, 0)), 1 ), 2, - CATENATE( (GET_BIT( y, 13 )^GET_BIT( x, 1)), 1, - GET_FIELD( y, 0, 12 ), 13 ), 14 ); - } - else { - temp = CATENATE( CATENATE( GET_BIT( y, 13 ), 1, - GET_BIT( y, 13 ), 1 ), 2, - CATENATE( GET_BIT( y, 13 ), 1, - GET_FIELD( y, 0, 12 ), 13 ), 14 ); - } - - return sign_extend( temp, 16 ); + if (HPPA_WIDE) + temp = CATENATE (CATENATE (GET_BIT (y, 13), 1, + (GET_BIT (y, 13) ^ GET_BIT (x, 0)), 1), 2, + CATENATE ((GET_BIT (y, 13) ^ GET_BIT (x, 1)), 1, + GET_FIELD (y, 0, 12), 13), 14); + else + temp = CATENATE (CATENATE (GET_BIT (y, 13), 1, GET_BIT (y, 13), 1), 2, + CATENATE (GET_BIT (y, 13), 1, GET_FIELD (y, 0, 12), 13), 14); + + return sign_extend (temp, 16); } -static INLINE unsigned long /* PA 2.0 */ +static INLINE unsigned long assemble_16a (x, y, z) unsigned int x, y, z; { /* Depends on PSW W-bit !*/ unsigned int temp; - if( HPPA_WIDE ) { - temp = CATENATE( CATENATE( z, 1, - (z^GET_BIT( x, 0 )), 1), 2, - - CATENATE( (z^GET_BIT( x, 1 )), 1, - y, 11), 12); - } - else { - temp = CATENATE( CATENATE( z, 1, - z, 1), 2, - CATENATE( z, 1, - y, 11), 12); - - } - - return sign_extend( (temp << 2), 16 ); + if (HPPA_WIDE) + temp = CATENATE (CATENATE (z, 1, (z ^ GET_BIT (x, 0)), 1), 2, + CATENATE ((z ^ GET_BIT (x, 1)), 1, y, 11), 12); + else + temp = CATENATE (CATENATE (z, 1, z, 1), 2, CATENATE (z, 1, y, 11), 12); + + return sign_extend ((temp << 2), 16); } static INLINE unsigned long @@ -323,12 +309,9 @@ assemble_17 (x, y, z) unsigned int x, y, z; { unsigned long temp; - int q; - temp = CATENATE( CATENATE( z, q, - x, q), q, - CATENATE( GET_BIT( y, 1 ), 1, - GET_FIELD( y, 0, 9 ), 10), 11); + temp = CATENATE (CATENATE (z, 1, x, 5), 6, + CATENATE (GET_BIT (y, 10), 1, GET_FIELD (y, 0, 9), 10), 11); return temp; } @@ -358,18 +341,16 @@ assemble_21 (x) return temp & 0x1fffff; } -static INLINE unsigned long /* PA 2.0 */ +static INLINE unsigned long assemble_22 (a,b,c,d) unsigned int a,b,c,d; { unsigned long temp; - temp = CATENATE( CATENATE( d, 1, - a, 5 ), 6, - CATENATE( b, 5, - ELEVEN( c ), 11 ), 16 ); + temp = CATENATE (CATENATE (d, 1, a, 5), 6, + CATENATE (b, 5, ELEVEN (c), 11), 16); - return sign_extend( temp, 22 ); + return sign_extend (temp, 22); } static INLINE void @@ -458,7 +439,7 @@ hppa_field_adjust (value, constant_value, r_field) { switch (r_field) { - case e_fsel: /* F : no change */ + case e_fsel: /* F : no change */ case e_nsel: /* N : no change */ value += constant_value; break; @@ -471,7 +452,7 @@ hppa_field_adjust (value, constant_value, r_field) value = (value & 0xfffff800) >> 11; break; - case e_rssel: /* RS : Sign extend from bit 21 */ + case e_rssel: /* RS : Sign extend from bit 21 */ value += constant_value; if (value & 0x00000400) value |= 0xfffff800; @@ -485,19 +466,19 @@ hppa_field_adjust (value, constant_value, r_field) value = (value & 0xfffff800) >> 11; break; - case e_rsel: /* R : Set bits 0-20 to zero */ + case e_rsel: /* R : Set bits 0-20 to zero */ value += constant_value; value = value & 0x7ff; break; case e_ldsel: /* LD : Add 0x800, arithmetic shift - right 11 bits */ + right 11 bits */ value += constant_value; value += 0x800; value = (value & 0xfffff800) >> 11; break; - case e_rdsel: /* RD : Set bits 0-20 to one */ + case e_rdsel: /* RD : Set bits 0-20 to one */ value += constant_value; value |= 0xfffff800; break; |