add MIPS architecture

KhronosGroup · Oct 26, 2023 · df7e13e · df7e13e
1 parent 40aaa2b
commit df7e13e
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Showing 3 changed files with 17 additions and 0 deletions.
diff --git a/test_common/harness/fpcontrol.h b/test_common/harness/fpcontrol.h
@@ -43,6 +43,8 @@ typedef int64_t FPU_mode_type;
 #elif defined(__PPC__)
 #include <fpu_control.h>
 extern __thread fpu_control_t fpu_control;
+#elif defined(__mips__)
+#include "mips/m32c1.h"
 #endif
 // Set the reference hardware floating point unit to FTZ mode
 inline void ForceFTZ(FPU_mode_type *mode)
@@ -65,6 +67,8 @@ inline void ForceFTZ(FPU_mode_type *mode)
     __asm__ volatile("mrs %0, fpcr" : "=r"(fpscr));
     *mode = fpscr;
     __asm__ volatile("msr fpcr, %0" ::"r"(fpscr | (1U << 24)));
+#elif defined(__mips__)
+    fpa_bissr(FPA_CSR_FS);
 #else
 #error ForceFTZ needs an implentation
 #endif
@@ -91,6 +95,8 @@ inline void DisableFTZ(FPU_mode_type *mode)
     __asm__ volatile("mrs %0, fpcr" : "=r"(fpscr));
     *mode = fpscr;
     __asm__ volatile("msr fpcr, %0" ::"r"(fpscr & ~(1U << 24)));
+#elif defined(__mips__)
+    fpa_bicsr(FPA_CSR_FS);
 #else
 #error DisableFTZ needs an implentation
 #endif
@@ -109,6 +115,8 @@ inline void RestoreFPState(FPU_mode_type *mode)
     // Add 64 bit support
 #elif defined(__aarch64__)
     __asm__ volatile("msr fpcr, %0" ::"r"(*mode));
+#elif defined(__mips__)
+    // Mips runs by default with DAZ=1 FTZ=1
 #else
 #error RestoreFPState needs an implementation
 #endif

diff --git a/test_common/harness/rounding_mode.cpp b/test_common/harness/rounding_mode.cpp
@@ -197,6 +197,8 @@ RoundingMode get_round(void)
 #include <xmmintrin.h>
 #elif defined(__PPC__)
 #include <fpu_control.h>
+#elif defined(__mips__)
+#include "mips/m32c1.h"
 #endif
 void *FlushToZero(void)
 {
@@ -219,6 +221,9 @@ void *FlushToZero(void)
     flags |= _FPU_MASK_NI;
     _FPU_SETCW(flags);
     return NULL;
+#elif defined(__mips__)
+    fpa_bissr(FPA_CSR_FS);
+    return NULL;
 #else
 #error Unknown arch
 #endif
@@ -247,6 +252,8 @@ void UnFlushToZero(void *p)
     _FPU_GETCW(flags);
     flags &= ~_FPU_MASK_NI;
     _FPU_SETCW(flags);
+#elif defined(__mips__)
+    fpa_bicsr(FPA_CSR_FS);
 #else
 #error Unknown arch
 #endif

diff --git a/test_common/harness/testHarness.cpp b/test_common/harness/testHarness.cpp
@@ -1298,6 +1298,8 @@ void PrintArch(void)
     vlog("ARCH:\taarch64\n");
 #elif defined(_WIN32)
     vlog("ARCH:\tWindows\n");
+#elif defined(__mips__)
+    vlog("ARCH:\tmips\n");
 #else
 #error unknown arch
 #endif