diff options
Diffstat (limited to 'c/src/lib/libcpu/powerpc/ppc403/vectors/align_h.s')
| -rw-r--r-- | c/src/lib/libcpu/powerpc/ppc403/vectors/align_h.s | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/c/src/lib/libcpu/powerpc/ppc403/vectors/align_h.s b/c/src/lib/libcpu/powerpc/ppc403/vectors/align_h.s index ab80fc5c6a..00266b87e9 100644 --- a/c/src/lib/libcpu/powerpc/ppc403/vectors/align_h.s +++ b/c/src/lib/libcpu/powerpc/ppc403/vectors/align_h.s @@ -1,4 +1,4 @@ -/* align_h.s 1.0 - 95/09/26 +/* align_h.s 1.1 - 95/12/04 * * This file contains the assembly code for the PowerPC 403 * alignment exception handler for RTEMS. @@ -25,7 +25,7 @@ * * Modifications: * - * Author: Andrew Bray <andy@i-cubed.demon.co.uk> + * Author: Andrew Bray <andy@i-cubed.co.uk> * * COPYRIGHT (c) 1995 by i-cubed ltd. * @@ -121,17 +121,17 @@ align_h: stw r8,Open_lr(r1) stw r9,Open_cr(r1) stw r10,Open_ctr(r1) - mfsrr2 r7 - mfsrr3 r8 - mfsrr0 r9 - mfsrr1 r10 + mfspr r7, srr2 /* SRR 2 */ + mfspr r8, srr3 /* SRR 3 */ + mfspr r9, srr0 /* SRR 0 */ + mfspr r10, srr1 /* SRR 1 */ stw r7,Open_srr2(r1) stw r8,Open_srr3(r1) stw r9,Open_srr0(r1) stw r10,Open_srr1(r1) /* Set up common registers */ - mfdear r5 /* R5 is data exception address */ + mfspr r5, dear /* DEAR: R5 is data exception address */ lwz r9,Open_srr0(r1) /* get faulting instruction */ addi r7,r9,4 /* bump instruction */ stw r7,Open_srr0(r1) /* restore to image */ @@ -425,12 +425,9 @@ align_complete: mtlr r25 mtctr r26 mtcrf 0xFF, r27 - mtsrr2 r28 - mtsrr3 r29 - mtsrr0 r30 - mtsrr1 r31 - mttcr r30 - mtexier r31 + mtspr srr2, r28 /* SRR 2 */ + mtspr srr3, r29 /* SRR 3 */ + mtspr srr0, r30 /* SRR 0 */ + mtspr srr1, r31 /* SRR 1 */ lmw r0,Open_gpr0+ALIGN_REGS(r0) rfi - |