[llvm] Add support for atomic instruction on floating-point numbers (PR #81683)

[Michal Paszkowski via llvm-commits]

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@@ -0,0 +1,43 @@
+; RUN: not llc -O0 -mtriple=spirv32-unknown-unknown %s -o %t.spvt 2>&1 | FileCheck %s --check-prefix=CHECK-ERROR
+
+; RUN: llc -O0 -mtriple=spirv32-unknown-unknown --spirv-extensions=SPV_EXT_shader_atomic_float_add %s -o - | FileCheck %s
+
+; CHECK-ERROR: LLVM ERROR: The atomic float instruction requires the following SPIR-V extension: SPV_EXT_shader_atomic_float_add
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michalpaszkowski wrote:

Neat idea!

https://github.com/llvm/llvm-project/pull/81683