diff --git a/docs/LangRef.html b/docs/LangRef.html index cfc1c7d298b..fc202b7f8fc 100644 --- a/docs/LangRef.html +++ b/docs/LangRef.html @@ -55,6 +55,7 @@
LLVM IR floating-point binary ops (fadd,
+fsub, fmul, fdiv,
+frem) instructions have the following flags
+that can set to enable otherwise unsafe floating point operations
nnanninfnszarcpfast
+The value produced is the floating point sum of the two operands. This - instruction can also take any number of fast-math flags, which are - optimization hints to enable otherwise unsafe floating point - optimizations:
-The value produced is the floating point sum of the two operands. This + instruction can also take any number of fast-math + flags, which are optimization hints to enable otherwise unsafe floating + point optimizations:
@@ -4090,28 +4121,10 @@ IfUnequal:
floating point values. Both arguments must have identical types.
Semantics:
-The value produced is the floating point difference of the two operands. This
- instruction can also take any number of fast-math flags, which are
- optimization hints to enable otherwise unsafe floating point
- optimizations:
-
-
- - nnan: No NaNs - Allow optimizations to assume the arguments and
- result are not NaN. Such optimizations are required to retain defined behavior
- over NaNs, but the value of the result is undefined.
-
- - ninf: No Inf - Allow optimizations to assume the arguments and
- result are not +/-Inf. Such optimizations are required to retain defined
- behavior over +/-Inf, but the value of the result is undefined.
-
- - nsz: No Signed Zeros: Allow optimizations to treat the
- sign of a zero argument or result as insignificant.
-
- - fast: Allow algebraically equivalent transformations that may
- dramatically change results in floating point (e.g. reassociate). This flag
- implies all the others.
-
-
+ The value produced is the floating point difference of the two operands.
+ This instruction can also take any number of fast-math
+ flags, which are optimization hints to enable otherwise unsafe floating
+ point optimizations:
Example:
@@ -4192,28 +4205,10 @@ IfUnequal:
floating point values. Both arguments must have identical types.
Semantics:
-The value produced is the floating point product of the two operands. This
- instruction can also take any number of fast-math flags, which are
- optimization hints to enable otherwise unsafe floating point
- optimizations:
-
-
- - nnan: No NaNs - Allow optimizations to assume the arguments and
- result are not NaN. Such optimizations are required to retain defined behavior
- over NaNs, but the value of the result is undefined.
-
- - ninf: No Inf - Allow optimizations to assume the arguments and
- result are not +/-Inf. Such optimizations are required to retain defined
- behavior over +/-Inf, but the value of the result is undefined.
-
- - nsz: No Signed Zeros: Allow optimizations to treat the
- sign of a zero argument or result as insignificant.
-
- - fast: Allow algebraically equivalent transformations that may
- dramatically change results in floating point (e.g. reassociate). This flag
- implies all the others.
-
-
+ The value produced is the floating point product of the two operands. This
+ instruction can also take any number of fast-math
+ flags, which are optimization hints to enable otherwise unsafe floating
+ point optimizations:
Example:
@@ -4327,31 +4322,10 @@ IfUnequal:
floating point values. Both arguments must have identical types.
Semantics:
-The value produced is the floating point quotient of the two operands. This
- instruction can also take any number of fast-math flags, which are
- optimization hints to enable otherwise unsafe floating point
- optimizations:
-
-
- - nnan: No NaNs - Allow optimizations to assume the arguments and
- result are not NaN. Such optimizations are required to retain defined behavior
- over NaNs, but the value of the result is undefined.
-
- - ninf: No Inf - Allow optimizations to assume the arguments and
- result are not +/-Inf. Such optimizations are required to retain defined
- behavior over +/-Inf, but the value of the result is undefined.
-
- - nsz: No Signed Zeros: Allow optimizations to treat the
- sign of a zero argument or result as insignificant.
-
- - arcp: Allow Reciprocal: Allow optimizations to use the reciprocal
- of an argument rather than perform division.
-
- - fast: Allow algebraically equivalent transformations that may
- dramatically change results in floating point (e.g. reassociate). This flag
- implies all the others.
-
-
+ The value produced is the floating point quotient of the two operands. This
+ instruction can also take any number of fast-math
+ flags, which are optimization hints to enable otherwise unsafe floating
+ point optimizations:
Example:
@@ -4474,30 +4448,8 @@ IfUnequal:
Semantics:
This instruction returns the remainder of a division. The remainder
has the same sign as the dividend. This instruction can also take any number
- of fast-math flags, which are optimization hints to enable otherwise unsafe
- floating point optimizations:
-
-
-
- - nnan: No NaNs - Allow optimizations to assume the arguments and
- result are not NaN. Such optimizations are required to retain defined behavior
- over NaNs, but the value of the result is undefined.
-
- - ninf: No Inf - Allow optimizations to assume the arguments and
- result are not +/-Inf. Such optimizations are required to retain defined
- behavior over +/-Inf, but the value of the result is undefined.
-
- - nsz: No Signed Zeros: Allow optimizations to treat the
- sign of a zero argument or result as insignificant.
-
- - arcp: Allow Reciprocal: Allow optimizations to use the reciprocal
- of an argument rather than perform division.
-
- - fast: Allow algebraically equivalent transformations that may
- dramatically change results in floating point (e.g. reassociate). This flag
- implies all the others.
-
-
+ of fast-math flags, which are optimization hints to
+ enable otherwise unsafe floating point optimizations:
Example: