2007-01-04 Kazu Hirata <kazu@codesourcery.com>

Merge from newlib-csl-20060320-branch:
        2006-12-22  Nathan Sidwell  <nathan@codesourcery.com>

        libgloss/
        * m68k/Makefile.in (CF_ISRS): Remove now shared routines.
        * m68k/cf-crt0.S (__reset): Define here.
        * m68k/cf-isrs.c: Share some ISRS.  Add aliases for each IRQ slot.
        * m68k/cf-isv.S: Move to .interrupt_vector section.  Make each
        slot a unique routine.
        * m68k/cf.sc: Adjust for .interrupt_vector section.

        libgloss/
        * m68k/Makefile.in (m5273c3): Rename to ...
        (m5272c3): ... here to fix typo.
        (m5249c3): New.
        (CF_BOARDS): Add it.
This commit is contained in:
Jeff Johnston
2007-01-04 18:05:56 +00:00
parent 0a9e977f62
commit 9d507d4d4b
6 changed files with 209 additions and 161 deletions

View File

@@ -13,63 +13,108 @@
* they apply.
*/
.text
.macro SLOT,n,prefix=,suffix=
.long __\prefix\n\suffix
.endm
.macro ISR n
SLOT \n,interrupt,
.endm
.macro TRAP n
SLOT \n,trap,
.endm
.macro FP n
SLOT \n,fp_,
.endm
.macro UNIMP_OPCODE n
SLOT \n,unimplemented_,_opcode
.endm
.macro BREAKPOINT_DEBUG n
SLOT \n,,_breakpoint_debug_interrupt
.endm
.section .interrupt_vector,"a"
.globl __interrupt_vector
__interrupt_vector:
.long __stack /* 0 */
.long __reset /* 1 */
.long __access_error /* 2 */
.long __address_error /* 3 */
.long __illegal_instruction /* 4 */
.long __divide_by_zero /* 5 */
.long __other_interrupt /* 6 */
.long __other_interrupt /* 7 */
ISR 6
ISR 7
.long __privilege_violation /* 8 */
.long __trace /* 9 */
.long __unimplemented_line_a_opcode /* 10 */
.long __unimplemented_line_f_opcode /* 11 */
.long __non_pc_breakpoint_debug_interrupt /* 12 */
.long __pc_breakpoint_debug_interrupt /* 13 */
UNIMP_OPCODE line_a /* 10 */
UNIMP_OPCODE line_f /* 11 */
BREAKPOINT_DEBUG non_pc /* 12 */
BREAKPOINT_DEBUG pc /* 13 */
.long __format_error /* 14 */
.rept 24 - 15
.long __other_interrupt /* [15,24) */
.irp N,15,16,17,18,19,20,21,22,23
ISR \N /* [15,24) */
.endr
.long __spurious_interrupt /* 24 */
.rept 32 - 25
.long __other_interrupt /* [25,32) */
.irp N,25,26,27,28,29,30,31
ISR \N /* [25,32) */
.endr
.long __trap0 /* 32 */
.long __trap1 /* 33 */
.long __trap2 /* 34 */
.long __trap3 /* 35 */
.long __trap4 /* 36 */
.long __trap5 /* 37 */
.long __trap6 /* 38 */
.long __trap7 /* 39 */
.long __trap8 /* 40 */
.long __trap9 /* 41 */
.long __trap10 /* 42 */
.long __trap11 /* 43 */
.long __trap12 /* 44 */
.long __trap13 /* 45 */
.long __trap14 /* 46 */
.long __trap15 /* 47 */
.long __fp_branch_unordered /* 48 */
.long __fp_inexact_result /* 49 */
.long __fp_divide_by_zero /* 50 */
.long __fp_underflow /* 51 */
.long __fp_operand_error /* 52 */
.long __fp_overflow /* 53 */
.long __fp_input_not_a_number /* 54 */
.long __fp_input_denormalized_number /* 55 */
.rept 61 - 56
.long __other_interrupt /* [56,61) */
.irp N,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
TRAP \N /* [32,48) */
.endr
FP branch_unordered /* 48 */
FP inexact_result /* 49 */
FP divide_by_zero /* 50 */
FP underflow /* 51 */
FP operand_error /* 52 */
FP overflow /* 53 */
FP input_not_a_number /* 54 */
FP input_denormalized_number /* 55 */
.irp N,56,57,58,59,60
ISR \N /* [56,61) */
.endr
.long __unsupported_instruction /* 61 */
.rept 64 - 62
.long __other_interrupt /* [62,64) */
.irp N,62,63
ISR \N /* [62,64) */
.endr
.rept 256-64
.long __other_interrupt /* [64,256) */
.irp N,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79
ISR \N /* [64,80) */
.endr
.irp N,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95
ISR \N /* [80,96) */
.endr
.irp N,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111
ISR \N /* [96,112) */
.endr
.irp N,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127
ISR \N /* [112,128) */
.endr
.irp N,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143
ISR \N /* [128,144) */
.endr
.irp N,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159
ISR \N /* [144,160) */
.endr
.irp N,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175
ISR \N /* [160,176) */
.endr
.irp N,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191
ISR \N /* [176,192) */
.endr
.irp N,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207
ISR \N /* [192,208) */
.endr
.irp N,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223
ISR \N /* [208,224) */
.endr
.irp N,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239
ISR \N /* [224,240) */
.endr
.irp N,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255
ISR \N /* [240,256) */
.endr