diff options
Diffstat (limited to 'tests/tcg/arm/fcvt.c')
| -rw-r--r-- | tests/tcg/arm/fcvt.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/tests/tcg/arm/fcvt.c b/tests/tcg/arm/fcvt.c index 7ac47b5..ecebbb0 100644 --- a/tests/tcg/arm/fcvt.c +++ b/tests/tcg/arm/fcvt.c @@ -126,7 +126,7 @@ static void convert_single_to_half(void) asm("vcvtb.f16.f32 %0, %1" : "=t" (output) : "x" (input)); #else uint16_t output; - asm("fcvt %h0, %s1" : "=w" (output) : "x" (input)); + asm("fcvt %h0, %s1" : "=w" (output) : "w" (input)); #endif print_half_number(i, output); } @@ -149,7 +149,7 @@ static void convert_single_to_double(void) #if defined(__arm__) asm("vcvt.f64.f32 %P0, %1" : "=w" (output) : "t" (input)); #else - asm("fcvt %d0, %s1" : "=w" (output) : "x" (input)); + asm("fcvt %d0, %s1" : "=w" (output) : "w" (input)); #endif print_double_number(i, output); } @@ -244,7 +244,7 @@ static void convert_double_to_half(void) /* asm("vcvtb.f16.f64 %0, %P1" : "=t" (output) : "x" (input)); */ output = input; #else - asm("fcvt %h0, %d1" : "=w" (output) : "x" (input)); + asm("fcvt %h0, %d1" : "=w" (output) : "w" (input)); #endif print_half_number(i, output); } @@ -258,7 +258,7 @@ static void convert_double_to_single(void) for (i = 0; i < ARRAY_SIZE(double_numbers); ++i) { double input = double_numbers[i].d; - uint32_t output; + float output; feclearexcept(FE_ALL_EXCEPT); @@ -267,7 +267,7 @@ static void convert_double_to_single(void) #if defined(__arm__) asm("vcvt.f32.f64 %0, %P1" : "=w" (output) : "x" (input)); #else - asm("fcvt %s0, %d1" : "=w" (output) : "x" (input)); + asm("fcvt %s0, %d1" : "=w" (output) : "w" (input)); #endif print_single_number(i, output); @@ -335,7 +335,7 @@ static void convert_half_to_double(void) /* asm("vcvtb.f64.f16 %P0, %1" : "=w" (output) : "t" (input)); */ output = input; #else - asm("fcvt %d0, %h1" : "=w" (output) : "x" (input)); + asm("fcvt %d0, %h1" : "=w" (output) : "w" (input)); #endif print_double_number(i, output); } @@ -355,9 +355,14 @@ static void convert_half_to_single(void) print_half_number(i, input); #if defined(__arm__) - asm("vcvtb.f32.f16 %0, %1" : "=w" (output) : "x" ((uint32_t)input)); + /* + * Clang refuses to allocate an integer to a fp register. + * Perform the move from a general register by hand. + */ + asm("vmov %0, %1\n\t" + "vcvtb.f32.f16 %0, %0" : "=w" (output) : "r" (input)); #else - asm("fcvt %s0, %h1" : "=w" (output) : "x" (input)); + asm("fcvt %s0, %h1" : "=w" (output) : "w" (input)); #endif print_single_number(i, output); } @@ -380,7 +385,7 @@ static void convert_half_to_integer(void) /* asm("vcvt.s32.f16 %0, %1" : "=t" (output) : "t" (input)); v8.2*/ output = input; #else - asm("fcvt %s0, %h1" : "=w" (output) : "x" (input)); + asm("fcvt %s0, %h1" : "=w" (output) : "w" (input)); #endif print_int64(i, output); } @@ -422,10 +427,9 @@ int main(int argc, char *argv[argc]) /* And now with ARM alternative FP16 */ #if defined(__arm__) - /* See glibc sysdeps/arm/fpu_control.h */ - asm("mrc p10, 7, r1, cr1, cr0, 0\n\t" + asm("vmrs r1, fpscr\n\t" "orr r1, r1, %[flags]\n\t" - "mcr p10, 7, r1, cr1, cr0, 0\n\t" + "vmsr fpscr, r1" : /* no output */ : [flags] "n" (1 << 26) : "r1" ); #else asm("mrs x1, fpcr\n\t" |