X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Ftests%2Ftcg%2Fxtensa%2Ftest_shift.S;fp=qemu%2Ftests%2Ftcg%2Fxtensa%2Ftest_shift.S;h=5df9ed4b1e1ebe329e93632ff62430e59d554d00;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/tests/tcg/xtensa/test_shift.S b/qemu/tests/tcg/xtensa/test_shift.S new file mode 100644 index 000000000..5df9ed4b1 --- /dev/null +++ b/qemu/tests/tcg/xtensa/test_shift.S @@ -0,0 +1,206 @@ +#include "macros.inc" + +test_suite shift + +.macro test_shift prefix, dst, src, v, imm + \prefix\()_set \dst, \src, \v, \imm + \prefix\()_ver \dst, \v, \imm +.endm + +.macro test_shift_sd prefix, v, imm + test_shift \prefix, a3, a2, \v, \imm + test_shift \prefix, a2, a2, \v, \imm +.endm + +.macro tests_imm_shift prefix, v + test_shift_sd \prefix, \v, 1 + test_shift_sd \prefix, \v, 2 + test_shift_sd \prefix, \v, 7 + test_shift_sd \prefix, \v, 8 + test_shift_sd \prefix, \v, 15 + test_shift_sd \prefix, \v, 16 + test_shift_sd \prefix, \v, 31 +.endm + +.macro tests_shift prefix, v + test_shift_sd \prefix, \v, 0 + tests_imm_shift \prefix, \v + test_shift_sd \prefix, \v, 32 +.endm + + +.macro slli_set dst, src, v, imm + movi \src, \v + slli \dst, \src, \imm +.endm + +.macro slli_ver dst, v, imm + mov a2, \dst + movi a3, ((\v) << (\imm)) & 0xffffffff + assert eq, a2, a3 +.endm + +test slli + tests_imm_shift slli, 0xa3c51249 +test_end + + +.macro srai_set dst, src, v, imm + movi \src, \v + srai \dst, \src, \imm +.endm + +.macro srai_ver dst, v, imm + mov a2, \dst + .if (\imm) + movi a3, (((\v) >> (\imm)) & 0xffffffff) | \ + ~((((\v) & 0x80000000) >> ((\imm) - 1)) - 1) + .else + movi a3, \v + .endif + assert eq, a2, a3 +.endm + +test srai + tests_imm_shift srai, 0x49a3c512 + tests_imm_shift srai, 0xa3c51249 +test_end + + +.macro srli_set dst, src, v, imm + movi \src, \v + srli \dst, \src, \imm +.endm + +.macro srli_ver dst, v, imm + mov a2, \dst + movi a3, (((\v) >> (\imm)) & 0xffffffff) + assert eq, a2, a3 +.endm + +test srli + tests_imm_shift srli, 0x49a3c512 + tests_imm_shift srli, 0xa3c51249 +test_end + + +.macro sll_set dst, src, v, imm + movi a2, \imm + ssl a2 + movi \src, \v + sll \dst, \src +.endm + +.macro sll_sar_set dst, src, v, imm + movi a2, 32 - \imm + wsr a2, sar + movi \src, \v + sll \dst, \src +.endm + +.macro sll_ver dst, v, imm + slli_ver \dst, \v, (\imm) & 0x1f +.endm + +.macro sll_sar_ver dst, v, imm + slli_ver \dst, \v, \imm +.endm + +test sll + tests_shift sll, 0xa3c51249 + tests_shift sll_sar, 0xa3c51249 +test_end + + +.macro srl_set dst, src, v, imm + movi a2, \imm + ssr a2 + movi \src, \v + srl \dst, \src +.endm + +.macro srl_sar_set dst, src, v, imm + movi a2, \imm + wsr a2, sar + movi \src, \v + srl \dst, \src +.endm + +.macro srl_ver dst, v, imm + srli_ver \dst, \v, (\imm) & 0x1f +.endm + +.macro srl_sar_ver dst, v, imm + srli_ver \dst, \v, \imm +.endm + +test srl + tests_shift srl, 0xa3c51249 + tests_shift srl_sar, 0xa3c51249 + tests_shift srl, 0x49a3c512 + tests_shift srl_sar, 0x49a3c512 +test_end + + +.macro sra_set dst, src, v, imm + movi a2, \imm + ssr a2 + movi \src, \v + sra \dst, \src +.endm + +.macro sra_sar_set dst, src, v, imm + movi a2, \imm + wsr a2, sar + movi \src, \v + sra \dst, \src +.endm + +.macro sra_ver dst, v, imm + srai_ver \dst, \v, (\imm) & 0x1f +.endm + +.macro sra_sar_ver dst, v, imm + srai_ver \dst, \v, \imm +.endm + +test sra + tests_shift sra, 0xa3c51249 + tests_shift sra_sar, 0xa3c51249 + tests_shift sra, 0x49a3c512 + tests_shift sra_sar, 0x49a3c512 +test_end + + +.macro src_set dst, src, v, imm + movi a2, \imm + ssr a2 + movi \src, (\v) & 0xffffffff + movi a4, (\v) >> 32 + src \dst, a4, \src +.endm + +.macro src_sar_set dst, src, v, imm + movi a2, \imm + wsr a2, sar + movi \src, (\v) & 0xffffffff + movi a4, (\v) >> 32 + src \dst, a4, \src +.endm + +.macro src_ver dst, v, imm + src_sar_ver \dst, \v, (\imm) & 0x1f +.endm + +.macro src_sar_ver dst, v, imm + mov a2, \dst + movi a3, ((\v) >> (\imm)) & 0xffffffff + assert eq, a2, a3 +.endm + +test src + tests_shift src, 0xa3c51249215c3a94 + tests_shift src_sar, 0xa3c51249215c3a94 +test_end + +test_suite_end