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RISC-V: added v0.12 intrinsics compatibility header#24368

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asmorkalov merged 1 commit intoopencv:4.xfrom
mshabunin:rvv-clang-17
Oct 12, 2023
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RISC-V: added v0.12 intrinsics compatibility header#24368
asmorkalov merged 1 commit intoopencv:4.xfrom
mshabunin:rvv-clang-17

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@mshabunin mshabunin commented Oct 6, 2023 •
edited by opencv-alalek
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Fixes compilation with Clang 17 (tested) and GCC trunk (not tested).
Default rounding mode is chosen to be "round to nearest up". Only two intrinsics are actually used in OpenCV code: vnclip and vnclipu. Others were added for completeness.

force_builders=Custom
Xbuild_image:Custom=riscv-gcc
build_image:Custom=riscv-clang-rvv
Xbuild_image:Custom=riscv-clang-rvv-128
Xbuild_image:Custom=riscv-gcc-rvv-07
test_modules:Custom=core,imgproc,dnn
buildworker:Custom=linux-1
test_timeout:Custom=600
build_contrib:Custom=OFF

@opencv-alalek opencv-alalek added this to the 4.9.0 milestone Oct 6, 2023
@asmorkalov asmorkalov self-requested a review October 12, 2023 07:28
@asmorkalov asmorkalov self-assigned this Oct 12, 2023
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asmorkalov approved these changes Oct 12, 2023
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@asmorkalov asmorkalov merged commit 7e17f01 into opencv:4.x Oct 12, 2023
@mshabunin mshabunin deleted the rvv-clang-17 branch October 12, 2023 17:20
@asmorkalov asmorkalov mentioned this pull request Oct 17, 2023
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