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Hexagon (tests/tcg/hexagon) Add test for USR changes in packet 

Signed-off-by: Taylor Simpson <ltaylorsimpson@gmail.com>
Reviewed-by: Brian Cain <brian.cain@oss.qualcomm.com>
Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
pull/316/head
Taylor Simpson 5 months ago
committed by Brian Cain
parent
3e98496691
commit
fb7aceaf13
1 changed files with 54 additions and 0 deletions
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  1. 54
      tests/tcg/hexagon/usr.c

54
tests/tcg/hexagon/usr.c
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@ -608,6 +608,58 @@ TEST_CMP_xx(uint32_t, uint32_t, FUNC, SRC1, SRC2, RES, USR_RES)
#define TEST_CMP_PP(FUNC, SRC1, SRC2, RES, USR_RES) \
TEST_CMP_xx(uint64_t, uint64_t, FUNC, SRC1, SRC2, RES, USR_RES)
static void test_usr_packets(void)
{
uint32_t usr_out;
/* Test setting USR bits inside and outside packets */
asm(CLEAR_USRBITS \
"r10 = satub(%[val_0xfff]) /* Set usr.OVF */\n\t"
"{\n\t"
" r11 = convert_uw2sf(%[val_0x010020a5]) /* Set usr.FPINPF */\n\t"
" r10 = memw(%[err]) /* Force pkt commit */\n\t"
"}\n\t"
"{\n\t"
" r11 = sfadd(%[SF_one], %[SF_SNaN]) /* Set usr.FPINVF */\n\t"
" r10 = add(r10, #1) /* No pkt commit */\n\t"
"}\n\t"
"%[usr_out] = usr\n\t"
: [usr_out]"=r"(usr_out)
: [val_0xfff]"r"(0xfff),
[SF_one]"r"(SF_one), [SF_SNaN]"r"(SF_SNaN),
[val_0x010020a5]"r"(0x010020a5),
[err]"m"(err)
: "r2", "r10", "r11", "usr");
check32(usr_out & 0x3f, USR_OVF | USR_FPINVF | USR_FPINPF);
/* Test setting several USR bits in the same packet (no pkt commit) */
asm(CLEAR_USRBITS \
"{\n\t"
" r10 = satub(%[val_0xfff]) /* Set usr.OVF */\n\t"
" r12 = sfadd(%[SF_one], %[SF_SNaN]) /* Set usr.FPINVF */\n\t"
"}\n\t"
"%[usr_out] = usr\n\t"
: [usr_out]"=r"(usr_out)
: [val_0xfff]"r"(0xfff),
[SF_one]"r"(SF_one), [SF_SNaN]"r"(SF_SNaN)
: "r2", "r10", "r11", "r12", "usr");
check32(usr_out & 0x3f, USR_OVF | USR_FPINVF);
/* Test setting several USR bits in the same packet (with pkt commit) */
asm(CLEAR_USRBITS \
"{\n\t"
" r10 = satub(%[val_0xfff]) /* Set usr.OVF */\n\t"
" r11 = convert_uw2sf(%[val_0x010020a5]) /* Set usr.FPINPF */\n\t"
" r12 = memw(%[err]) /* Force pkt commit */\n\t"
"}\n\t"
"%[usr_out] = usr\n\t"
: [usr_out]"=r"(usr_out)
: [val_0xfff]"r"(0xfff),
[val_0x010020a5]"r"(0x010020a5),
[err]"m"(err)
: "r2", "r10", "r11", "r12", "usr");
check32(usr_out & 0x3f, USR_OVF | USR_FPINPF);
}
int main()
{
TEST_R_OP_R(satub, 0, 0, USR_CLEAR);
@ -1097,6 +1149,8 @@ int main()
TEST_Rp_OP_R(sfinvsqrta, SF_small_neg, SF_HEX_NaN, 0x00, USR_FPINVF);
TEST_Rp_OP_R(sfinvsqrta, SF_SNaN, SF_HEX_NaN, 0x00, USR_FPINVF);
test_usr_packets();
puts(err ? "FAIL" : "PASS");
return err;
}

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