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- # sh testcase for fsrra
- # mach: sh
- # as(sh): -defsym sim_cpu=0
- # xerror: test hasn't been run in a long time
- .include "testutils.inc"
- start
- fsrra_single:
- set_grs_a5a5
- set_fprs_a5a5
- # 1/sqrt(0.0) = +infinity.
- fldi0 fr0
- fsrra fr0
- assert_fpreg_x 0x7f800000, fr0
- # 1/sqrt(1.0) = 1.0.
- fldi1 fr0
- fsrra fr0
- assert_fpreg_i 1, fr0
- # 1/sqrt(4.0) = 1/2.0
- fldi1 fr0
- # Double it.
- fadd fr0, fr0
- # Double it again.
- fadd fr0, fr0
- fsrra fr0
- fldi1 fr2
- # Double it.
- fadd fr2, fr2
- fldi1 fr1
- # Divide
- fdiv fr2, fr1
- fcmp/eq fr0, fr1
- bt .L2
- fail
- .L2:
- # Double-check (pun intended)
- fadd fr0, fr0
- assert_fpreg_i 1, fr0
- fadd fr1, fr1
- assert_fpreg_i 1, fr1
- # And make sure the rest of the regs are un-affected.
- assert_fpreg_i 2, fr2
- test_fpr_a5a5 fr3
- test_fpr_a5a5 fr4
- test_fpr_a5a5 fr5
- test_fpr_a5a5 fr6
- test_fpr_a5a5 fr7
- test_fpr_a5a5 fr8
- test_fpr_a5a5 fr9
- test_fpr_a5a5 fr10
- test_fpr_a5a5 fr11
- test_fpr_a5a5 fr12
- test_fpr_a5a5 fr13
- test_fpr_a5a5 fr14
- test_fpr_a5a5 fr15
- test_grs_a5a5
- pass
- exit 0
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