Add support for GLSLstd450Floor ExtInst

Bug: b/127804400 Test: dEQP-VK.glsl.operator.common_functions.floor.* Change-Id: Iaefeef8f006673e55d4f85184d7782ac0aafb314 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/26572 Presubmit-Ready: Chris Forbes <chrisforbes@google.com> Reviewed-by: Ben Clayton <bclayton@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Kokoro-Presubmit: kokoro <noreply+kokoro@google.com> Tested-by: Chris Forbes <chrisforbes@google.com>

Add support for GLSLstd450Floor ExtInst
c212bbd8 · Chris Forbes · f955e638 · c212bbd8
Commit c212bbd8 authored Mar 08, 2019 by Chris Forbes
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SpirvShader.cpp src/Pipeline/SpirvShader.cpp +9 -0

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--- a/src/Pipeline/SpirvShader.cpp
+++ b/src/Pipeline/SpirvShader.cpp
@@ -1708,6 +1708,15 @@ namespace sw
 			dst.emplace(2, lhs[0] * rhs[1] - rhs[0] * lhs[1]);
 			break;
 		}
+		case GLSLstd450Floor:
+		{
+			auto src = GenericValue(this, routine, insn.word(5));
+			for (auto i = 0u; i < type.sizeInComponents; i++)
+			{
+				dst.emplace(i, Floor(src[i]));
+			}
+			break;
+		}
 		default:
 			UNIMPLEMENTED("Unhandled ExtInst %d", extInstIndex);
 		}