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Merge commit '6a1ea4ec932f4fc9fdc00ec51ee070b298ddb35f' 

* commit '6a1ea4ec932f4fc9fdc00ec51ee070b298ddb35f':
  arm: warn/error on movrelx usage problematic with PIC on ELF

Merged-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2017-04-04 16:04:29 -03:00
parent b9886e569a 6a1ea4ec93
commit d1ee6fb729
1 changed files with 9 additions and 0 deletions
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9
libavutil/arm/asm.S
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@ -184,6 +184,15 @@ T ldr \rd, [\rd]
.endm .endm
.macro movrelx rd, val, gp .macro movrelx rd, val, gp
.ifc \rd,\gp
.error "movrelx needs two distinct registers"
.endif
.ifc \rd\()_\gp,r12_
.warning "movrelx rd=\rd without explicit set gp"
.endif
.ifc \rd\()_\gp,ip_
.warning "movrelx rd=\rd without explicit set gp"
.endif
#if CONFIG_PIC && defined(__ELF__) #if CONFIG_PIC && defined(__ELF__)
.ifnb \gp .ifnb \gp
.if .Lpic_gp .if .Lpic_gp