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authorSinclair Yeh <[email protected]>2016-08-04 12:57:06 -0700
committerBrian Paul <[email protected]>2017-05-24 11:33:46 -0600
commit14d16872298a88ddbf704ccdd5b0fc3b0e78778b (patch)
treeecdcce3433f23fffa01cbd511c8b7723e6852a6c
parentc85a35d4650806e7fe7e3b3348efa8180dfc6620 (diff)
svga: Limit svga message capability to newer compilers
The assembly code used by the SVGA message feature doesn't build properly with older compilers, so limit it to only gcc 5.3.0 and newer. Also modified the stubs to avoid "unused variable" warnings. Reviewed-by: Charmaine Lee <[email protected]> Reviewed-by: Brian Paul <[email protected]>
-rwxr-xr-xsrc/gallium/drivers/svga/svga_msg.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/gallium/drivers/svga/svga_msg.c b/src/gallium/drivers/svga/svga_msg.c
index 3bbe89f5f6b..e3f72b628f4 100755
--- a/src/gallium/drivers/svga/svga_msg.c
+++ b/src/gallium/drivers/svga/svga_msg.c
@@ -57,7 +57,7 @@
#define HIGH_WORD(X) ((X & 0xFFFF0000) >> 16)
-#if defined(PIPE_CC_GCC)
+#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION > 502)
/**
* Hypervisor-specific bi-directional communication channel. Should never
@@ -241,15 +241,25 @@ typedef uint32_t VMW_REG;
#define VMW_PORT(cmd, in_bx, in_si, in_di, \
port_num, magic, \
- ax, bx, cx, dx, si, di)
+ ax, bx, cx, dx, si, di) \
+ (void) in_bx; \
+ (void) ax; (void) bx; (void) cx; \
+ (void) dx; (void) si; (void) di;
#define VMW_PORT_HB_OUT(cmd, in_cx, in_si, in_di, \
port_num, magic, bp, \
- ax, bx, cx, dx, si, di)
+ ax, bx, cx, dx, si, di) \
+ (void) in_cx; (void) bp; \
+ (void) ax; (void) bx; (void) cx; \
+ (void) dx; (void) si; (void) di;
+
#define VMW_PORT_HB_IN(cmd, in_cx, in_si, in_di, \
port_num, magic, bp, \
- ax, bx, cx, dx, si, di)
+ ax, bx, cx, dx, si, di) \
+ (void) bp; \
+ (void) ax; (void) bx; (void) cx; \
+ (void) dx; (void) si; (void) di;
#endif /* #if PIPE_CC_GCC */