Bug: b/126873455
Tests: dEQP-VK.glsl.builtin.precision.tan.*
Change-Id: I229b46b285075bd25272145a562135df08438160
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/28670
Presubmit-Ready: Ben Clayton <bclayton@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>
Reviewed-by: Chris Forbes <chrisforbes@google.com>
Tested-by: Chris Forbes <chrisforbes@google.com>