diff options
author | Daniel Jacobowitz <drow@false.org> | 2006-08-30 10:06:39 -0400 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-08-30 10:06:39 -0400 |
commit | 0355b3e039c621d15321fd0d5cf72d8bdb8f723d (patch) | |
tree | 005fd5c6e3e78ec39ee2a3924371cbdc69b34fac /arch/arm/vfp/vfpdouble.c | |
parent | dc709bd190c130b299ac19d596594256265c042a (diff) |
[ARM] 3750/3: Fix double VFP emulation for EABI kernels
Patch from Daniel Jacobowitz
vfp_put_double didn't work in a CONFIG_AEABI kernel. By swapping
the arguments, we arrange for them to be in the same place regardless
of ABI. I made the same change to vfp_put_float for consistency.
Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/vfp/vfpdouble.c')
-rw-r--r-- | arch/arm/vfp/vfpdouble.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c index 04bd3425b29b..add48e36c2dc 100644 --- a/arch/arm/vfp/vfpdouble.c +++ b/arch/arm/vfp/vfpdouble.c | |||
@@ -195,7 +195,7 @@ u32 vfp_double_normaliseround(int dd, struct vfp_double *vd, u32 fpscr, u32 exce | |||
195 | s64 d = vfp_double_pack(vd); | 195 | s64 d = vfp_double_pack(vd); |
196 | pr_debug("VFP: %s: d(d%d)=%016llx exceptions=%08x\n", func, | 196 | pr_debug("VFP: %s: d(d%d)=%016llx exceptions=%08x\n", func, |
197 | dd, d, exceptions); | 197 | dd, d, exceptions); |
198 | vfp_put_double(dd, d); | 198 | vfp_put_double(d, dd); |
199 | } | 199 | } |
200 | return exceptions; | 200 | return exceptions; |
201 | } | 201 | } |
@@ -250,19 +250,19 @@ vfp_propagate_nan(struct vfp_double *vdd, struct vfp_double *vdn, | |||
250 | */ | 250 | */ |
251 | static u32 vfp_double_fabs(int dd, int unused, int dm, u32 fpscr) | 251 | static u32 vfp_double_fabs(int dd, int unused, int dm, u32 fpscr) |
252 | { | 252 | { |
253 | vfp_put_double(dd, vfp_double_packed_abs(vfp_get_double(dm))); | 253 | vfp_put_double(vfp_double_packed_abs(vfp_get_double(dm)), dd); |
254 | return 0; | 254 | return 0; |
255 | } | 255 | } |
256 | 256 | ||
257 | static u32 vfp_double_fcpy(int dd, int unused, int dm, u32 fpscr) | 257 | static u32 vfp_double_fcpy(int dd, int unused, int dm, u32 fpscr) |
258 | { | 258 | { |
259 | vfp_put_double(dd, vfp_get_double(dm)); | 259 | vfp_put_double(vfp_get_double(dm), dd); |
260 | return 0; | 260 | return 0; |
261 | } | 261 | } |
262 | 262 | ||
263 | static u32 vfp_double_fneg(int dd, int unused, int dm, u32 fpscr) | 263 | static u32 vfp_double_fneg(int dd, int unused, int dm, u32 fpscr) |
264 | { | 264 | { |
265 | vfp_put_double(dd, vfp_double_packed_negate(vfp_get_double(dm))); | 265 | vfp_put_double(vfp_double_packed_negate(vfp_get_double(dm)), dd); |
266 | return 0; | 266 | return 0; |
267 | } | 267 | } |
268 | 268 | ||
@@ -287,7 +287,7 @@ static u32 vfp_double_fsqrt(int dd, int unused, int dm, u32 fpscr) | |||
287 | vdp = &vfp_double_default_qnan; | 287 | vdp = &vfp_double_default_qnan; |
288 | ret = FPSCR_IOC; | 288 | ret = FPSCR_IOC; |
289 | } | 289 | } |
290 | vfp_put_double(dd, vfp_double_pack(vdp)); | 290 | vfp_put_double(vfp_double_pack(vdp), dd); |
291 | return ret; | 291 | return ret; |
292 | } | 292 | } |
293 | 293 | ||
@@ -476,7 +476,7 @@ static u32 vfp_double_fcvts(int sd, int unused, int dm, u32 fpscr) | |||
476 | return vfp_single_normaliseround(sd, &vsd, fpscr, exceptions, "fcvts"); | 476 | return vfp_single_normaliseround(sd, &vsd, fpscr, exceptions, "fcvts"); |
477 | 477 | ||
478 | pack_nan: | 478 | pack_nan: |
479 | vfp_put_float(sd, vfp_single_pack(&vsd)); | 479 | vfp_put_float(vfp_single_pack(&vsd), sd); |
480 | return exceptions; | 480 | return exceptions; |
481 | } | 481 | } |
482 | 482 | ||
@@ -573,7 +573,7 @@ static u32 vfp_double_ftoui(int sd, int unused, int dm, u32 fpscr) | |||
573 | 573 | ||
574 | pr_debug("VFP: ftoui: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions); | 574 | pr_debug("VFP: ftoui: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions); |
575 | 575 | ||
576 | vfp_put_float(sd, d); | 576 | vfp_put_float(d, sd); |
577 | 577 | ||
578 | return exceptions; | 578 | return exceptions; |
579 | } | 579 | } |
@@ -648,7 +648,7 @@ static u32 vfp_double_ftosi(int sd, int unused, int dm, u32 fpscr) | |||
648 | 648 | ||
649 | pr_debug("VFP: ftosi: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions); | 649 | pr_debug("VFP: ftosi: d(s%d)=%08x exceptions=%08x\n", sd, d, exceptions); |
650 | 650 | ||
651 | vfp_put_float(sd, (s32)d); | 651 | vfp_put_float((s32)d, sd); |
652 | 652 | ||
653 | return exceptions; | 653 | return exceptions; |
654 | } | 654 | } |
@@ -1084,7 +1084,7 @@ static u32 vfp_double_fdiv(int dd, int dn, int dm, u32 fpscr) | |||
1084 | vdn_nan: | 1084 | vdn_nan: |
1085 | exceptions = vfp_propagate_nan(&vdd, &vdn, &vdm, fpscr); | 1085 | exceptions = vfp_propagate_nan(&vdd, &vdn, &vdm, fpscr); |
1086 | pack: | 1086 | pack: |
1087 | vfp_put_double(dd, vfp_double_pack(&vdd)); | 1087 | vfp_put_double(vfp_double_pack(&vdd), dd); |
1088 | return exceptions; | 1088 | return exceptions; |
1089 | 1089 | ||
1090 | vdm_nan: | 1090 | vdm_nan: |
@@ -1104,7 +1104,7 @@ static u32 vfp_double_fdiv(int dd, int dn, int dm, u32 fpscr) | |||
1104 | goto pack; | 1104 | goto pack; |
1105 | 1105 | ||
1106 | invalid: | 1106 | invalid: |
1107 | vfp_put_double(dd, vfp_double_pack(&vfp_double_default_qnan)); | 1107 | vfp_put_double(vfp_double_pack(&vfp_double_default_qnan), dd); |
1108 | return FPSCR_IOC; | 1108 | return FPSCR_IOC; |
1109 | } | 1109 | } |
1110 | 1110 | ||