Skip to content

GitLab

Commit 560b86b5 authored by Matthias Braun's avatar Matthias Braun
Browse files

ia32: cleanup

parent b6e0f0ed
Hide whitespace changes
Inline Side-by-side
ir/be/ia32/x86_cc.h
View file @ 560b86b5
......@@ -5,14 +5,14 @@
typedef enum x86_condition_code_t {
x86_cc_negated = 0x01, /**< negates condition */
x86_cc_overflow = 0x00, /**< OF=1 */
x86_cc_below = 0x02, /**< CF=1 */
x86_cc_equal = 0x04, /**< ZF=1 */
x86_cc_below_equal = 0x06, /**< ZF=1 or CF=1 */
x86_cc_sign = 0x08, /**< SF=1 */
x86_cc_parity = 0x0A, /**< PF=1 */
x86_cc_less = 0x0C, /**< SF!=OF */
x86_cc_less_equal = 0x0E, /**< ZF=1 or SF!=OF */
x86_cc_overflow = 0x00, /**< OF=1 */
x86_cc_below = 0x02, /**< CF=1 */
x86_cc_equal = 0x04, /**< ZF=1 */
x86_cc_below_equal = 0x06, /**< ZF=1 or CF=1 */
x86_cc_sign = 0x08, /**< SF=1 */
x86_cc_parity = 0x0A, /**< PF=1 */
x86_cc_less = 0x0C, /**< SF!=OF */
x86_cc_less_equal = 0x0E, /**< ZF=1 or SF!=OF */
x86_cc_not_overflow = x86_cc_negated|x86_cc_overflow, /**< OF=0 */
x86_cc_above_equal = x86_cc_negated|x86_cc_below, /**< CF=0 */
x86_cc_not_equal = x86_cc_negated|x86_cc_equal, /**< ZF=0 */
......@@ -34,21 +34,21 @@ typedef enum x86_condition_code_t {
/* make sure that the lower 4 bit correspond to the real encoding
* (of the comparison not involving the parity special) */
x86_cc_float_equal = 0x34, /**< PF=0 and ZF=1 */
x86_cc_float_below = 0x32, /**< PF=0 and CF=1 */
x86_cc_float_below_equal = 0x36, /**< PF=0 and (ZF=1 or CF=1) */
x86_cc_float_equal = 0x34, /**< PF=0 and ZF=1 */
x86_cc_float_below = 0x32, /**< PF=0 and CF=1 */
x86_cc_float_below_equal = 0x36, /**< PF=0 and (ZF=1 or CF=1) */
x86_cc_float_not_equal = x86_cc_negated|x86_cc_float_equal, /**< PF=1 or ZF=0 */
x86_cc_float_unordered_above_equal
= x86_cc_negated|x86_cc_float_below, /**< PF=1 or CF=0 */
= x86_cc_negated|x86_cc_float_below, /**< PF=1 or CF=0 */
x86_cc_float_unordered_above
= x86_cc_negated|x86_cc_float_below_equal, /**< PF=1 or (ZF=0 and CF=0) */
= x86_cc_negated|x86_cc_float_below_equal, /**< PF=1 or (ZF=0 and CF=0) */
x86_cc_float_unordered_below_equal = 0x16, /**< ZF=1 or CF=1 */
x86_cc_float_unordered_below = 0x12, /**< CF=1 */
x86_cc_float_above =
x86_cc_negated|x86_cc_float_unordered_below_equal, /**< ZF=0 and CF=0 */
x86_cc_float_unordered_below_equal = 0x16, /**< ZF=1 or CF=1 */
x86_cc_float_unordered_below = 0x12, /**< CF=1 */
x86_cc_float_above
= x86_cc_negated|x86_cc_float_unordered_below_equal, /**< ZF=0 and CF=0 */
x86_cc_float_above_equal
= x86_cc_negated|x86_cc_float_unordered_below, /**< CF=0 */
= x86_cc_negated|x86_cc_float_unordered_below, /**< CF=0 */
} x86_condition_code_t;
ENUM_BITSET(x86_condition_code_t)
......@@ -63,23 +63,23 @@ static inline x86_condition_code_t x86_invert_condition_code(
{
/* doesn't appear to have any systematic, so use a table */
switch (code) {
case x86_cc_below: return x86_cc_above;
case x86_cc_below_equal: return x86_cc_above_equal;
case x86_cc_above: return x86_cc_below;
case x86_cc_above_equal: return x86_cc_below_equal;
case x86_cc_less: return x86_cc_greater;
case x86_cc_less_equal: return x86_cc_greater_equal;
case x86_cc_greater: return x86_cc_less;
case x86_cc_greater_equal: return x86_cc_less_equal;
case x86_cc_float_below: return x86_cc_float_above;
case x86_cc_float_below_equal: return x86_cc_float_above_equal;
case x86_cc_float_above: return x86_cc_float_below;
case x86_cc_float_above_equal: return x86_cc_float_below_equal;
case x86_cc_below: return x86_cc_above;
case x86_cc_below_equal: return x86_cc_above_equal;
case x86_cc_above: return x86_cc_below;
case x86_cc_above_equal: return x86_cc_below_equal;
case x86_cc_less: return x86_cc_greater;
case x86_cc_less_equal: return x86_cc_greater_equal;
case x86_cc_greater: return x86_cc_less;
case x86_cc_greater_equal: return x86_cc_less_equal;
case x86_cc_float_below: return x86_cc_float_above;
case x86_cc_float_below_equal: return x86_cc_float_above_equal;
case x86_cc_float_above: return x86_cc_float_below;
case x86_cc_float_above_equal: return x86_cc_float_below_equal;
case x86_cc_float_unordered_below: return x86_cc_float_unordered_above;
case x86_cc_float_unordered_below_equal: return x86_cc_float_unordered_above_equal;
case x86_cc_float_unordered_above: return x86_cc_float_unordered_below;
case x86_cc_float_unordered_above_equal: return x86_cc_float_unordered_below_equal;
default: return code;
default: return code;
}
}
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment

Imprint