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GP-0_sparc_fix_retry

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James
2021-10-14 18:31:12 +00:00
parent f235e46adc
commit b2d9b3c95a
1 changed files with 6 additions and 4 deletions
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10
Ghidra/Processors/Sparc/data/languages/SparcV9.sinc
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@@ -407,24 +407,26 @@ macro addflags32(op1,op2) {
macro addCarryFlags ( op1, op2 ) { macro addCarryFlags ( op1, op2 ) {
local op1_low_32:4 = op1:4; local op1_low_32:4 = op1:4;
local op2_low_32:4 = op2:4; local op2_low_32:4 = op2:4;
local CFcopy_4:4 = zext(i_cf);
local CFcopy:$(SIZE) = zext(i_cf); local CFcopy:$(SIZE) = zext(i_cf);
local result:$(SIZE) = op1 + op2; local result:$(SIZE) = op1 + op2;
local result_low_32:4 = op1_low_32 + op2_low_32; local result_low_32:4 = op1_low_32 + op2_low_32;
i_cf = carry( op1_low_32, op2_low_32) || carry( result_low_32, CFcopy:4 ); i_cf = carry( op1_low_32, op2_low_32) || carry( result_low_32, CFcopy_4 );
x_cf = carry(op1,op2) || carry(result,CFcopy); x_cf = carry(op1,op2) || carry(result,CFcopy);
i_vf = scarry( op1_low_32, op2_low_32) ^^ scarry( result_low_32, CFcopy:4 ); i_vf = scarry( op1_low_32, op2_low_32) ^^ scarry( result_low_32, CFcopy_4 );
x_vf = scarry(op1, op2) ^^ scarry(result,CFcopy); x_vf = scarry(op1, op2) ^^ scarry(result,CFcopy);
} }
macro subCarryFlags ( op1, op2 ) { macro subCarryFlags ( op1, op2 ) {
local op1_low_32:4 = op1:4; local op1_low_32:4 = op1:4;
local op2_low_32:4 = op2:4; local op2_low_32:4 = op2:4;
local CFcopy_4:4 = zext(i_cf);
local CFcopy:$(SIZE) = zext(i_cf); local CFcopy:$(SIZE) = zext(i_cf);
local result:$(SIZE) = op1 - op2; local result:$(SIZE) = op1 - op2;
local result_low_32:4 = op1_low_32 - op2_low_32; local result_low_32:4 = op1_low_32 - op2_low_32;
i_cf = (op1_low_32 < op2_low_32) || (result_low_32 < CFcopy:4); i_cf = (op1_low_32 < op2_low_32) || (result_low_32 < CFcopy_4);
x_cf = (op1 < op2) || (result < CFcopy); x_cf = (op1 < op2) || (result < CFcopy);
i_vf = sborrow( op1_low_32, op2_low_32) ^^ sborrow( result_low_32, CFcopy:4); i_vf = sborrow( op1_low_32, op2_low_32) ^^ sborrow( result_low_32, CFcopy_4);
x_vf = sborrow(op1, op2) ^^ sborrow(result,CFcopy); x_vf = sborrow(op1, op2) ^^ sborrow(result,CFcopy);
} }