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Remove FP32 sz nan preserve on QCOM

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This commit is contained in:
CamilleLaVey
2026-08-20 16:33:14 -04:00
parent f0ba93d75f
commit 6390edb76d
4 changed files with 7 additions and 1 deletions
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src/shader_recompiler/backend/spirv/emit_spirv.cpp
+2 -1
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@@ -381,7 +381,8 @@ void SetupSignedNanCapabilities(const Profile& profile, const IR::Program& progr
ctx.AddCapability(spv::Capability::SignedZeroInfNanPreserve);
ctx.AddExecutionMode(main_func, spv::ExecutionMode::SignedZeroInfNanPreserve, 16U);
}
if (profile.support_fp32_signed_zero_nan_preserve) {
if (profile.support_fp32_signed_zero_nan_preserve &&
!profile.has_broken_fp32_signed_zero_nan_preserve) {
ctx.AddCapability(spv::Capability::SignedZeroInfNanPreserve);
ctx.AddExecutionMode(main_func, spv::ExecutionMode::SignedZeroInfNanPreserve, 32U);
}
src/shader_recompiler/profile.h
+2
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@@ -86,6 +86,8 @@ struct Profile {
bool has_broken_signed_operations{};
/// Float controls break when fp16 is enabled
bool has_broken_fp16_float_controls{};
/// Forcing fp32 signed zero, Inf and NaN preservation miscompiles on some drivers
bool has_broken_fp32_signed_zero_nan_preserve{};
/// Dynamic vec4 indexing is broken on some OpenGL drivers
bool has_gl_component_indexing_bug{};
/// The precise type qualifier is broken in the fragment stage of some drivers
src/video_core/renderer_opengl/gl_shader_cache.cpp
+1
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@@ -238,6 +238,7 @@ ShaderCache::ShaderCache(Tegra::MaxwellDeviceMemoryManager& device_memory_,
.has_broken_unsigned_image_offsets = true,
.has_broken_signed_operations = true,
.has_broken_fp16_float_controls = false,
.has_broken_fp32_signed_zero_nan_preserve = false,
.has_gl_component_indexing_bug = device.HasComponentIndexingBug(),
.has_gl_precise_bug = device.HasPreciseBug(),
.has_gl_cbuf_ftou_bug = device.HasCbufFtouBug(),
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
+2
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@@ -456,6 +456,8 @@ PipelineCache::PipelineCache(Tegra::MaxwellDeviceMemoryManager& device_memory_,
.has_broken_signed_operations = false,
.has_broken_fp16_float_controls = driver_id == VK_DRIVER_ID_NVIDIA_PROPRIETARY ||
driver_id == VK_DRIVER_ID_QUALCOMM_PROPRIETARY,
.has_broken_fp32_signed_zero_nan_preserve =
driver_id == VK_DRIVER_ID_QUALCOMM_PROPRIETARY,
.ignore_nan_fp_comparisons = false,
.has_broken_spirv_subgroup_mask_vector_extract_dynamic = false,
.has_broken_robust =