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aaryanshuklaovermighty
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overmighty
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[libc][math][c23] Add ffma{,l,f128} and fdiv{,l,f128} C23 math functions llvm#101089 (llvm#101253)
- added all variations of ffma and fdiv - will add all new headers into yaml for next patch - only fsub is left then all basic operations for float is complete --------- Co-authored-by: OverMighty <[email protected]>
1 parent 3e3ea54 commit 0395bf7

39 files changed

+701
-11
lines changed

‎libc/config/darwin/arm/entrypoints.txt

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@@ -165,6 +165,10 @@ set(TARGET_LIBM_ENTRYPOINTS
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libc.src.math.fdim
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libc.src.math.fdimf
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libc.src.math.fdiml
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libc.src.math.fdiv
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libc.src.math.fdivl
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libc.src.math.ffma
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libc.src.math.ffmal
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libc.src.math.floor
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libc.src.math.floorf
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libc.src.math.floorl

‎libc/config/darwin/x86_64/entrypoints.txt

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@@ -132,6 +132,10 @@ set(TARGET_LIBM_ENTRYPOINTS
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#libc.src.math.fdim
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#libc.src.math.fdimf
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#libc.src.math.fdiml
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#libc.src.math.fdiv
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#libc.src.math.fdivl
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#libc.src.math.ffma
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#libc.src.math.ffmal
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#libc.src.math.floor
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#libc.src.math.floorf
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#libc.src.math.floorl

‎libc/config/linux/aarch64/entrypoints.txt

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@@ -600,6 +600,10 @@ if(LIBC_TYPES_HAS_FLOAT16)
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# libc.src.math.f16subl
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libc.src.math.fabsf16
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libc.src.math.fdimf16
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libc.src.math.fdiv
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libc.src.math.fdivl
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libc.src.math.ffma
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libc.src.math.ffmal
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libc.src.math.floorf16
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libc.src.math.fmaxf16
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libc.src.math.fmaximum_mag_numf16
@@ -677,6 +681,8 @@ if(LIBC_TYPES_HAS_FLOAT128)
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libc.src.math.dsubf128
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libc.src.math.fabsf128
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libc.src.math.fdimf128
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libc.src.math.fdivf128
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libc.src.math.ffmaf128
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libc.src.math.floorf128
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libc.src.math.fmaxf128
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libc.src.math.fmaximum_mag_numf128

‎libc/config/linux/arm/entrypoints.txt

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@@ -246,6 +246,10 @@ set(TARGET_LIBM_ENTRYPOINTS
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libc.src.math.fdim
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libc.src.math.fdimf
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libc.src.math.fdiml
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libc.src.math.fdiv
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libc.src.math.fdivl
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libc.src.math.ffma
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libc.src.math.ffmal
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libc.src.math.floor
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libc.src.math.floorf
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libc.src.math.floorl

‎libc/config/linux/riscv/entrypoints.txt

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@@ -409,6 +409,10 @@ set(TARGET_LIBM_ENTRYPOINTS
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libc.src.math.fdim
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libc.src.math.fdimf
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libc.src.math.fdiml
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libc.src.math.fdiv
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libc.src.math.fdivl
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libc.src.math.ffma
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libc.src.math.ffmal
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libc.src.math.floor
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libc.src.math.floorf
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libc.src.math.floorl
@@ -584,6 +588,8 @@ if(LIBC_TYPES_HAS_FLOAT128)
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libc.src.math.dsubf128
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libc.src.math.fabsf128
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libc.src.math.fdimf128
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libc.src.math.fdivf128
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libc.src.math.ffmaf128
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libc.src.math.floorf128
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libc.src.math.fmaxf128
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libc.src.math.fmaximum_mag_numf128

‎libc/config/linux/x86_64/entrypoints.txt

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@@ -409,6 +409,10 @@ set(TARGET_LIBM_ENTRYPOINTS
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libc.src.math.fdim
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libc.src.math.fdimf
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libc.src.math.fdiml
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libc.src.math.fdiv
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libc.src.math.fdivl
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libc.src.math.ffma
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libc.src.math.ffmal
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libc.src.math.floor
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libc.src.math.floorf
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libc.src.math.floorl
@@ -672,6 +676,8 @@ if(LIBC_TYPES_HAS_FLOAT128)
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libc.src.math.dsubf128
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libc.src.math.fabsf128
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libc.src.math.fdimf128
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libc.src.math.fdivf128
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libc.src.math.ffmaf128
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libc.src.math.floorf128
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libc.src.math.fmaxf128
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libc.src.math.fmaximum_mag_numf128

‎libc/config/windows/entrypoints.txt

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@@ -155,6 +155,10 @@ set(TARGET_LIBM_ENTRYPOINTS
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libc.src.math.fdim
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libc.src.math.fdimf
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libc.src.math.fdiml
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libc.src.math.fdiv
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libc.src.math.fdivl
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libc.src.math.ffma
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libc.src.math.ffmal
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libc.src.math.floor
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libc.src.math.floorf
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libc.src.math.floorl

‎libc/docs/math/index.rst

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@@ -140,9 +140,9 @@ Basic Operations
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+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
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| fdim | |check| | |check| | |check| | |check| | |check| | 7.12.12.1 | F.10.9.1 |
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+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
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| fdiv | N/A | | | N/A | | 7.12.14.4 | F.10.11 |
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| fdiv | N/A | |check| | |check| | N/A | |check|\* | 7.12.14.4 | F.10.11 |
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+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
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| ffma | N/A | | | N/A | | 7.12.14.5 | F.10.11 |
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| ffma | N/A | |check| | |check| | N/A | |check|\* | 7.12.14.5 | F.10.11 |
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+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
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| floor | |check| | |check| | |check| | |check| | |check| | 7.12.9.2 | F.10.6.2 |
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+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+

‎libc/newhdrgen/yaml/math.yaml

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@@ -1845,6 +1845,53 @@ functions:
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- type: float128
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- type: float128
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guard: LIBC_TYPES_HAS_FLOAT128
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- name: fdiv
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standards:
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- stdc
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return_type: float
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arguments:
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- type: double
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- type: double
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- name: fdivl
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standards:
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- stdc
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return_type: float
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arguments:
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- type: long double
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- type: long double
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- name: fdivf128
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standards:
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- llvm_libc_ext
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return_type: float
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arguments:
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- type: float128
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- type: float128
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guard: LIBC_TYPES_HAS_FLOAT128
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- name: ffma
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standards:
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- stdc
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return_type: float
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arguments:
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- type: double
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- type: double
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- type: double
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- name: ffmal
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standards:
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- stdc
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return_type: float
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arguments:
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- type: long double
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- type: long double
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- type: long double
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- name: ffmaf128
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standards:
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- llvm_libc_ext
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return_type: float
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arguments:
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- type: float128
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- type: float128
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- type: float128
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guards: LIBC_TYPES_HAS_FLOAT128
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- name: floorf128
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standards:
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- stdc

‎libc/spec/llvm_libc_ext.td

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@@ -71,6 +71,10 @@ def LLVMLibcExt : StandardSpec<"llvm_libc_ext"> {
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GuardedFunctionSpec<"f16sub", RetValSpec<Float16Type>, [ArgSpec<DoubleType>, ArgSpec<DoubleType>], "LIBC_TYPES_HAS_FLOAT16">,
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GuardedFunctionSpec<"f16subf", RetValSpec<Float16Type>, [ArgSpec<FloatType>, ArgSpec<FloatType>], "LIBC_TYPES_HAS_FLOAT16">,
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GuardedFunctionSpec<"f16subl", RetValSpec<Float16Type>, [ArgSpec<LongDoubleType>, ArgSpec<LongDoubleType>], "LIBC_TYPES_HAS_FLOAT16">,
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GuardedFunctionSpec<"fdivf128", RetValSpec<FloatType>, [ArgSpec<Float128Type>, ArgSpec<Float128Type>], "LIBC_TYPES_HAS_FLOAT128">,
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GuardedFunctionSpec<"ffmaf128", RetValSpec<FloatType>, [ArgSpec<Float128Type>, ArgSpec<Float128Type>, ArgSpec<Float128Type>], "LIBC_TYPES_HAS_FLOAT128">,
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GuardedFunctionSpec<"fmulf128", RetValSpec<FloatType>, [ArgSpec<Float128Type>, ArgSpec<Float128Type>], "LIBC_TYPES_HAS_FLOAT128">,
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