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Fix and improve the RISC-V Vector (RVV) implementation

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Changes include manually merged code from Manfred SCHLAEGL.

Co-authored-by: Manfred SCHLAEGL <manfred.schlaegl@gmx.at>
Signed-off-by: Cosmin Truta <ctruta@gmail.com>
This commit is contained in:
Filip Wasil
2025-03-11 13:07:00 +01:00
committed by Cosmin Truta
parent cc5ee6b213
commit ffb8e8b26f
26 changed files with 575 additions and 615 deletions
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3
scripts/makefile.c89
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@@ -22,7 +22,8 @@ RM_F = rm -f
# Compiler and linker flags
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
STDC = -pedantic-errors -std=c89
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \

3
scripts/makefile.clang
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@@ -21,7 +21,8 @@ RM_F = rm -f
# Compiler and linker flags
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
STDC = -pedantic-errors # -std=c99
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \

3
scripts/makefile.darwin
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@@ -28,7 +28,8 @@ RM_F=rm -f
# Compiler and linker flags
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
STDC = -pedantic-errors
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \

3
scripts/makefile.gcc
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@@ -21,7 +21,8 @@ RM_F = rm -f
# Compiler and linker flags
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
STDC = -pedantic-errors # -std=c99
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \

3
scripts/makefile.linux
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@@ -26,7 +26,8 @@ RM_F=rm -f
# Compiler and linker flags
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
STDC = -pedantic-errors
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \

3
scripts/makefile.msys
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@@ -32,7 +32,8 @@ LN_SF = ln -sf
# Compiler and linker flags
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
STDC = -pedantic-errors
WARN = -Wall -Wextra -Wundef
WARNMORE = -Wcast-align -Wconversion -Wshadow -Wpointer-arith -Wwrite-strings \

3
scripts/makefile.std
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@@ -23,7 +23,8 @@ RM_F = rm -f
AWK = awk
NOHWOPT = -DPNG_ARM_NEON_OPT=0 -DPNG_MIPS_MSA_OPT=0 \
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0
-DPNG_POWERPC_VSX_OPT=0 -DPNG_INTEL_SSE_OPT=0 \
-DPNG_RISCV_RVV_OPT=0
DFNFLAGS = # DFNFLAGS contains -D options to use in the libpng build
DFA_EXTRA = # extra files that can be used to control configuration
CPPFLAGS = -I$(ZLIBINC) $(NOHWOPT) # -DPNG_DEBUG=5