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Generate bx lr exit instruction in Thumb-2 instead of mov pc,lr as bx lr will trigger an exception return but mov doesn't.

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git-svn-id: trunk@36597 -
This commit is contained in:
Jeppe Johansen 2017-06-26 08:05:31 +00:00
parent a14b2fd80a
commit f3889a191b
1 changed files with 2 additions and 2 deletions
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4
compiler/arm/cgcpu.pas
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@ -4947,7 +4947,7 @@ unit cgcpu;
end; end;
if regs=[] then if regs=[] then
list.concat(taicpu.op_reg_reg(A_MOV,NR_R15,NR_R14)) list.concat(taicpu.op_reg(A_BX,NR_R14))
else else
begin begin
reference_reset(ref,4,[]); reference_reset(ref,4,[]);
@ -4957,7 +4957,7 @@ unit cgcpu;
end; end;
end end
else else
list.concat(taicpu.op_reg_reg(A_MOV,NR_PC,NR_R14)); list.concat(taicpu.op_reg(A_BX,NR_R14));
end; end;