diff options
Diffstat (limited to 'src/ARMeilleure/CodeGen/X86/X86Condition.cs')
| -rw-r--r-- | src/ARMeilleure/CodeGen/X86/X86Condition.cs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/ARMeilleure/CodeGen/X86/X86Condition.cs b/src/ARMeilleure/CodeGen/X86/X86Condition.cs new file mode 100644 index 00000000..c82cbdec --- /dev/null +++ b/src/ARMeilleure/CodeGen/X86/X86Condition.cs @@ -0,0 +1,47 @@ +using ARMeilleure.IntermediateRepresentation; +using System; + +namespace ARMeilleure.CodeGen.X86 +{ + enum X86Condition + { + Overflow = 0x0, + NotOverflow = 0x1, + Below = 0x2, + AboveOrEqual = 0x3, + Equal = 0x4, + NotEqual = 0x5, + BelowOrEqual = 0x6, + Above = 0x7, + Sign = 0x8, + NotSign = 0x9, + ParityEven = 0xa, + ParityOdd = 0xb, + Less = 0xc, + GreaterOrEqual = 0xd, + LessOrEqual = 0xe, + Greater = 0xf + } + + static class ComparisonX86Extensions + { + public static X86Condition ToX86Condition(this Comparison comp) + { + return comp switch + { + Comparison.Equal => X86Condition.Equal, + Comparison.NotEqual => X86Condition.NotEqual, + Comparison.Greater => X86Condition.Greater, + Comparison.LessOrEqual => X86Condition.LessOrEqual, + Comparison.GreaterUI => X86Condition.Above, + Comparison.LessOrEqualUI => X86Condition.BelowOrEqual, + Comparison.GreaterOrEqual => X86Condition.GreaterOrEqual, + Comparison.Less => X86Condition.Less, + Comparison.GreaterOrEqualUI => X86Condition.AboveOrEqual, + Comparison.LessUI => X86Condition.Below, + + _ => throw new ArgumentException(null, nameof(comp)) + }; + } + } +}
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