X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fvfp%2Fvfphw.S;h=de4ca1223c58556251f440b54d8bf980f8d7c554;hb=987b0145d94eecf292d8b301228356f44611ab7c;hp=a3f65b47aea9edfdbfe7c88fe303ca41c15fbf3b;hpb=f7ed79d23a47594e7834d66a8f14449796d4f3e6;p=linux-2.6.git diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S index a3f65b47a..de4ca1223 100644 --- a/arch/arm/vfp/vfphw.S +++ b/arch/arm/vfp/vfphw.S @@ -102,6 +102,7 @@ vfp_support_entry: VFPFMRX r8, FPINST2, NE @ FPINST2 if needed - avoids reading @ nonexistant reg on rev0 VFPFSTMIA r4 @ save the working registers + add r4, r4, #8*16+4 stmia r4, {r1, r5, r6, r8} @ save FPEXC, FPSCR, FPINST, FPINST2 @ and point r4 at the word at the @ start of the register dump @@ -110,9 +111,10 @@ no_old_VFP_process: DBGSTR1 "load state %p", r10 str r10, [r3] @ update the last_VFP_context pointer @ Load the saved state back into the VFP + add r4, r10, #8*16+4 + ldmia r4, {r1, r5, r6, r8} @ load FPEXC, FPSCR, FPINST, FPINST2 VFPFLDMIA r10 @ reload the working registers while @ FPEXC is in a safe state - ldmia r10, {r1, r5, r6, r8} @ load FPEXC, FPSCR, FPINST, FPINST2 tst r1, #FPEXC_FPV2 @ is there an FPINST2 to write? VFPFMXR FPINST2, r8, NE @ FPINST2 if needed - avoids writing @ nonexistant reg on rev0 @@ -189,10 +191,11 @@ vfp_put_float: .globl vfp_get_double vfp_get_double: + mov r0, r0, lsr #1 add pc, pc, r0, lsl #3 mov r0, r0 .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 - mrrc p11, 1, r0, r1, c\dr @ fmrrd r0, r1, d\dr + mrrc p10, 1, r0, r1, c\dr @ fmrrd r0, r1, d\dr mov pc, lr .endr @@ -203,9 +206,10 @@ vfp_get_double: .globl vfp_put_double vfp_put_double: + mov r0, r0, lsr #1 add pc, pc, r0, lsl #3 mov r0, r0 .irp dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 - mcrr p11, 1, r1, r2, c\dr @ fmdrr r1, r2, d\dr + mcrr p10, 1, r1, r2, c\dr @ fmrrd r1, r2, d\dr mov pc, lr .endr