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-rw-r--r--src/mesa/drivers/dri/i965/brw_context.h2
-rw-r--r--src/mesa/drivers/dri/i965/intel_batchbuffer.c18
2 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index c216904adaa..b620f14b39f 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -1463,6 +1463,8 @@ void brw_load_register_imm64(struct brw_context *brw,
uint32_t reg, uint64_t imm);
void brw_load_register_reg(struct brw_context *brw, uint32_t src,
uint32_t dest);
+void brw_load_register_reg64(struct brw_context *brw, uint32_t src,
+ uint32_t dest);
void brw_store_data_imm32(struct brw_context *brw, drm_intel_bo *bo,
uint32_t offset, uint32_t imm);
void brw_store_data_imm64(struct brw_context *brw, drm_intel_bo *bo,
diff --git a/src/mesa/drivers/dri/i965/intel_batchbuffer.c b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
index 98b94854c27..77cdc0adfc2 100644
--- a/src/mesa/drivers/dri/i965/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/i965/intel_batchbuffer.c
@@ -649,6 +649,24 @@ brw_load_register_reg(struct brw_context *brw, uint32_t src, uint32_t dest)
}
/*
+ * Copies a 64-bit register.
+ */
+void
+brw_load_register_reg64(struct brw_context *brw, uint32_t src, uint32_t dest)
+{
+ assert(brw->gen >= 8 || brw->is_haswell);
+
+ BEGIN_BATCH(6);
+ OUT_BATCH(MI_LOAD_REGISTER_REG | (3 - 2));
+ OUT_BATCH(src);
+ OUT_BATCH(dest);
+ OUT_BATCH(MI_LOAD_REGISTER_REG | (3 - 2));
+ OUT_BATCH(src + sizeof(uint32_t));
+ OUT_BATCH(dest + sizeof(uint32_t));
+ ADVANCE_BATCH();
+}
+
+/*
* Write 32-bits of immediate data to a GPU memory buffer.
*/
void