lima/gpir: add better lowering for ftrunc

GP doesn't support ftrunc natively and unfortunately one in generic
opt_algebraic is not GP-friendly either. Introduce our own lowering
that utilizes fsign() that GP supports:
ftrunc(a) = fmul(fsign(a), ffloor(fmax(a, -a)))

Tested-by: Andreas Baierl <[email protected]>
Reviewed-by: Andreas Baierl <[email protected]>
Signed-off-by: Vasily Khoruzhick <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4126>

1 files changed, 0 insertions, 97 deletions

diff --git a/.gitlab-ci/deqp-lima-fails.txt b/.gitlab-ci/deqp-lima-fails.txt
index c6d1cf56ecd..28948b2adf0 100644
--- a/.gitlab-ci/deqp-lima-fails.txt
+++ b/.gitlab-ci/deqp-lima-fails.txt
@@ -56,106 +56,9 @@ dEQP-GLES2.functional.fragment_ops.depth_stencil.random.7
 dEQP-GLES2.functional.fragment_ops.depth_stencil.random.8
 dEQP-GLES2.functional.fragment_ops.depth_stencil.random.9
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