Attachment 189723 Details for Bug 224669 – Convert pre-UAL mnemonics in libffi's sysv.S

[patch] Convert pre-UAL mnemonics in libffi's sysv.S

devel__libffi-fix-arm-pre-ual-1.diff (text/plain), 1.39 KB, created by Dimitry Andric on 2018-01-14 23:08:48 UTC

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Creator: Dimitry Andric

Created: 2018-01-14 23:08:48 UTC

Size: 1.39 KB

patch

obsolete

>Index: devel/libffi/files/patch-src_arm_sysv.S
>===================================================================
>--- devel/libffi/files/patch-src_arm_sysv.S	(revision 458999)
>+++ devel/libffi/files/patch-src_arm_sysv.S	(working copy)
>@@ -4,6 +4,15 @@
> 
> --- src/arm/sysv.S.orig	2015-01-01 10:47:51 UTC
> +++ src/arm/sysv.S
>+@@ -360,7 +360,7 @@ ARM_FUNC_START(ffi_call_VFP)
>+ 	cmp	r0, #3
>+ 	sub	ip, fp, #64
>+ 	flddle	d0, [ip]
>+-	fldmiadgt	ip, {d0-d7}
>++	vldmiagt	ip, {d0-d7}
>+ 
>+ LSYM(Lbase_args):
>+ 	@ move first 4 parameters in registers
> @@ -396,7 +396,7 @@ LSYM(Lbase_args):
>  	beq	LSYM(Lepilogue_vfp)
>  
>@@ -13,3 +22,34 @@
>  	beq	LSYM(Lepilogue_vfp)
>  
>  	cmp	r3, #FFI_TYPE_FLOAT
>+@@ -409,7 +409,7 @@ LSYM(Lbase_args):
>+ 
>+ 	cmp	r3, #FFI_TYPE_STRUCT_VFP_FLOAT
>+ 	cmpne	r3, #FFI_TYPE_STRUCT_VFP_DOUBLE
>+-	fstmiadeq	r2, {d0-d3}
>++	vstmiaeq	r2, {d0-d3}
>+ 
>+ LSYM(Lepilogue_vfp):
>+ 	RETLDM	"r0-r3,fp"
>+@@ -420,7 +420,7 @@ LSYM(Lepilogue_vfp):
>+ 
>+ 
>+ ARM_FUNC_START(ffi_closure_VFP)
>+-	fstmfdd	sp!, {d0-d7}
>++	vstmdb	sp!, {d0-d7}
>+ 	@ r0-r3, then d0-d7
>+ 	UNWIND .pad #80
>+ 	add	ip, sp, #80
>+@@ -470,10 +470,10 @@ ARM_FUNC_START(ffi_closure_VFP)
>+ 	ldmia	sp, {r0, r1}
>+ 	b	.Lclosure_epilogue_vfp
>+ .Lretfloat_struct_vfp:
>+-	fldmiad	sp, {d0-d1}
>++	vldmia	sp, {d0-d1}
>+ 	b	.Lclosure_epilogue_vfp
>+ .Lretdouble_struct_vfp:
>+-	fldmiad	sp, {d0-d3}
>++	vldmia	sp, {d0-d3}
>+ 	b	.Lclosure_epilogue_vfp
>+ 
>+ .ffi_closure_VFP_end:

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Attachments on bug 224669: 189723 | 189938