arch/parisc/math-emu/Makefile

Source file repositories/reference/linux-study-clean/arch/parisc/math-emu/Makefile

File Facts

System
Linux kernel
Corpus path
arch/parisc/math-emu/Makefile
Extension
[no extension]
Size
911 bytes
Lines
23
Domain
Architecture Layer
Bucket
arch/parisc
Inferred role
Architecture Layer: build/configuration rule
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux/parisc floating point code
#

# See arch/parisc/math-emu/README
ccflags-y := -Wno-parentheses -Wno-implicit-function-declaration \
	-Wno-uninitialized -Wno-strict-prototypes -Wno-return-type \
	-Wno-implicit-int -Wno-missing-prototypes -Wno-missing-declarations \
	-Wno-old-style-definition -Wno-unused-but-set-variable

obj-y	 := frnd.o driver.o decode_exc.o fpudispatch.o denormal.o \
		dfmpy.o sfmpy.o sfsqrt.o dfsqrt.o dfadd.o fmpyfadd.o \
		sfadd.o dfsub.o sfsub.o fcnvfxt.o fcnvff.o fcnvxf.o \
		fcnvfx.o fcnvuf.o fcnvfu.o fcnvfut.o dfdiv.o sfdiv.o \
		dfrem.o sfrem.o dfcmp.o sfcmp.o

# Math emulation code beyond the FRND is required for 712/80i and
# other very old or stripped-down PA-RISC CPUs -- not currently supported

obj-$(CONFIG_MATH_EMULATION)	+= unimplemented-math-emulation.o
CFLAGS_REMOVE_fpudispatch.o	= -Wimplicit-fallthrough

Annotation

Implementation Notes