This might happen when a pipeline doesn't define the vertex input
state, so the buffer data format is 0 (aka INVALID).

This fixes crashes when compiling some shaders on GFX10.

Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
 src/amd/common/ac_llvm_build.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index 250bfc5229e..278f8893432 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -1508,6 +1508,7 @@ ac_get_tbuffer_format(struct ac_llvm_context *ctx,
                unsigned format;
                switch (dfmt) {
                default: unreachable("bad dfmt");
+               case V_008F0C_BUF_DATA_FORMAT_INVALID: format = 
V_008F0C_IMG_FORMAT_INVALID; break;
                case V_008F0C_BUF_DATA_FORMAT_8: format = 
V_008F0C_IMG_FORMAT_8_UINT; break;
                case V_008F0C_BUF_DATA_FORMAT_8_8: format = 
V_008F0C_IMG_FORMAT_8_8_UINT; break;
                case V_008F0C_BUF_DATA_FORMAT_8_8_8_8: format = 
V_008F0C_IMG_FORMAT_8_8_8_8_UINT; break;
-- 
2.22.0

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