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* generate rfs/wfs for thumb2 only if an fpa fpu is used

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git-svn-id: trunk@27100 -
This commit is contained in:
florian 2014-03-11 21:20:49 +00:00
parent b6075c59c1
commit 7c606ba34c
1 changed files with 8 additions and 7 deletions
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15
rtl/arm/thumb2.inc
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@ -33,18 +33,19 @@ Procedure SysInitFPU;{$ifdef SYSTEMINLINE}inline;{$endif}
begin begin
{ Enable FPU exceptions, but disable INEXACT, UNDERFLOW, DENORMAL } { Enable FPU exceptions, but disable INEXACT, UNDERFLOW, DENORMAL }
asm asm
{$IFDEF FPUFPV4_S16} {$if defined(FPUFPA) or defined(FPUFPA10) or defined(FPUFPA11)}
rfs r0
and r0,r0,#0xffe0ffff
orr r0,r0,#0x00070000
wfs r0
{$else}
movw r0, #(0xed88) movw r0, #(0xed88)
movt r0, #(0xe000) movt r0, #(0xe000)
ldr r1, [r0] ldr r1, [r0]
orr r1, r1, #(0xF << 20) orr r1, r1, #(0xF << 20)
str r1, [r0] str r1, [r0]
{$ELSE FPUFPV4_S16} {$endif}
rfs r0
and r0,r0,#0xffe0ffff
orr r0,r0,#0x00070000
wfs r0
{$endif FPUFPV4_S16}
end; end;
end; end;
{$endif} {$endif}