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llvm-for-llvmta/test/tools/llvm-mca/X86/Atom/resources-x87.s

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2022-04-25 10:02:23 +02:00
# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=atom -instruction-tables < %s | FileCheck %s
f2xm1
fabs
fadd %st, %st(1)
fadd %st(2)
fadds (%ecx)
faddl (%ecx)
faddp %st(1)
faddp %st(2)
fiadds (%ecx)
fiaddl (%ecx)
fbld (%ecx)
fbstp (%eax)
fchs
fnclex
fcmovb %st(1), %st
fcmovbe %st(1), %st
fcmove %st(1), %st
fcmovnb %st(1), %st
fcmovnbe %st(1), %st
fcmovne %st(1), %st
fcmovnu %st(1), %st
fcmovu %st(1), %st
fcom %st(1)
fcom %st(3)
fcoms (%ecx)
fcoml (%eax)
fcomp %st(1)
fcomp %st(3)
fcomps (%ecx)
fcompl (%eax)
fcompp
fcomi %st(3)
fcompi %st(3)
fcos
fdecstp
fdiv %st, %st(1)
fdiv %st(2)
fdivs (%ecx)
fdivl (%eax)
fdivp %st(1)
fdivp %st(2)
fidivs (%ecx)
fidivl (%eax)
fdivr %st, %st(1)
fdivr %st(2)
fdivrs (%ecx)
fdivrl (%eax)
fdivrp %st(1)
fdivrp %st(2)
fidivrs (%ecx)
fidivrl (%eax)
ffree %st(0)
ficoms (%ecx)
ficoml (%eax)
ficomps (%ecx)
ficompl (%eax)
filds (%edx)
fildl (%ecx)
fildll (%eax)
fincstp
fninit
fists (%edx)
fistl (%ecx)
fistps (%edx)
fistpl (%ecx)
fistpll (%eax)
fisttps (%edx)
fisttpl (%ecx)
fisttpll (%eax)
fld %st(0)
flds (%edx)
fldl (%ecx)
fldt (%eax)
fldcw (%eax)
fldenv (%eax)
fld1
fldl2e
fldl2t
fldlg2
fldln2
fldpi
fldz
fmul %st, %st(1)
fmul %st(2)
fmuls (%ecx)
fmull (%eax)
fmulp %st(1)
fmulp %st(2)
fimuls (%ecx)
fimull (%eax)
fnop
fpatan
fprem
fprem1
fptan
frndint
frstor (%eax)
fnsave (%eax)
fscale
fsin
fsincos
fsqrt
fst %st(0)
fsts (%edx)
fstl (%ecx)
fstp %st(0)
fstpl (%edx)
fstpl (%ecx)
fstpt (%eax)
fnstcw (%eax)
fnstenv (%eax)
fnstsw (%eax)
frstor (%eax)
fsave (%eax)
fsub %st, %st(1)
fsub %st(2)
fsubs (%ecx)
fsubl (%eax)
fsubp %st(1)
fsubp %st(2)
fisubs (%ecx)
fisubl (%eax)
fsubr %st, %st(1)
fsubr %st(2)
fsubrs (%ecx)
fsubrl (%eax)
fsubrp %st(1)
fsubrp %st(2)
fisubrs (%ecx)
fisubrl (%eax)
ftst
fucom %st(1)
fucom %st(3)
fucomp %st(1)
fucomp %st(3)
fucompp
fucomi %st(3)
fucompi %st(3)
fwait
fxam
fxch %st(1)
fxch %st(3)
fxrstor (%eax)
fxsave (%eax)
fxtract
fyl2x
fyl2xp1
# CHECK: Instruction Info:
# CHECK-NEXT: [1]: #uOps
# CHECK-NEXT: [2]: Latency
# CHECK-NEXT: [3]: RThroughput
# CHECK-NEXT: [4]: MayLoad
# CHECK-NEXT: [5]: MayStore
# CHECK-NEXT: [6]: HasSideEffects (U)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 1 99 49.50 U f2xm1
# CHECK-NEXT: 1 1 1.00 U fabs
# CHECK-NEXT: 1 5 5.00 U fadd %st, %st(1)
# CHECK-NEXT: 1 5 5.00 U fadd %st(2), %st
# CHECK-NEXT: 1 5 5.00 * U fadds (%ecx)
# CHECK-NEXT: 1 5 5.00 * U faddl (%ecx)
# CHECK-NEXT: 1 5 5.00 U faddp %st, %st(1)
# CHECK-NEXT: 1 5 5.00 U faddp %st, %st(2)
# CHECK-NEXT: 1 5 5.00 * U fiadds (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fiaddl (%ecx)
# CHECK-NEXT: 1 100 0.50 * U fbld (%ecx)
# CHECK-NEXT: 1 100 0.50 * U fbstp (%eax)
# CHECK-NEXT: 1 1 1.00 U fchs
# CHECK-NEXT: 1 25 12.50 U fnclex
# CHECK-NEXT: 1 9 4.50 U fcmovb %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmovbe %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmove %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmovnb %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmovnbe %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmovne %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmovnu %st(1), %st
# CHECK-NEXT: 1 9 4.50 U fcmovu %st(1), %st
# CHECK-NEXT: 1 5 5.00 U fcom %st(1)
# CHECK-NEXT: 1 5 5.00 U fcom %st(3)
# CHECK-NEXT: 1 5 5.00 * U fcoms (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fcoml (%eax)
# CHECK-NEXT: 1 5 5.00 U fcomp %st(1)
# CHECK-NEXT: 1 5 5.00 U fcomp %st(3)
# CHECK-NEXT: 1 5 5.00 * U fcomps (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fcompl (%eax)
# CHECK-NEXT: 1 1 1.00 U fcompp
# CHECK-NEXT: 1 9 4.50 U fcomi %st(3), %st
# CHECK-NEXT: 1 9 4.50 U fcompi %st(3), %st
# CHECK-NEXT: 1 174 87.00 U fcos
# CHECK-NEXT: 1 1 0.50 U fdecstp
# CHECK-NEXT: 1 34 17.00 U fdiv %st, %st(1)
# CHECK-NEXT: 1 34 17.00 U fdiv %st(2), %st
# CHECK-NEXT: 1 34 17.00 * U fdivs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fdivl (%eax)
# CHECK-NEXT: 1 34 17.00 U fdivp %st, %st(1)
# CHECK-NEXT: 1 34 17.00 U fdivp %st, %st(2)
# CHECK-NEXT: 1 34 17.00 * U fidivs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fidivl (%eax)
# CHECK-NEXT: 1 34 17.00 U fdivr %st, %st(1)
# CHECK-NEXT: 1 34 17.00 U fdivr %st(2), %st
# CHECK-NEXT: 1 34 17.00 * U fdivrs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fdivrl (%eax)
# CHECK-NEXT: 1 34 17.00 U fdivrp %st, %st(1)
# CHECK-NEXT: 1 34 17.00 U fdivrp %st, %st(2)
# CHECK-NEXT: 1 34 17.00 * U fidivrs (%ecx)
# CHECK-NEXT: 1 34 17.00 * U fidivrl (%eax)
# CHECK-NEXT: 1 1 0.50 U ffree %st(0)
# CHECK-NEXT: 1 5 5.00 * U ficoms (%ecx)
# CHECK-NEXT: 1 5 5.00 * U ficoml (%eax)
# CHECK-NEXT: 1 5 5.00 * U ficomps (%ecx)
# CHECK-NEXT: 1 5 5.00 * U ficompl (%eax)
# CHECK-NEXT: 1 5 5.00 * U filds (%edx)
# CHECK-NEXT: 1 5 5.00 * U fildl (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fildll (%eax)
# CHECK-NEXT: 1 1 0.50 U fincstp
# CHECK-NEXT: 1 63 31.50 U fninit
# CHECK-NEXT: 1 6 3.00 * U fists (%edx)
# CHECK-NEXT: 1 6 3.00 * U fistl (%ecx)
# CHECK-NEXT: 1 6 3.00 * U fistps (%edx)
# CHECK-NEXT: 1 6 3.00 * U fistpl (%ecx)
# CHECK-NEXT: 1 6 3.00 * U fistpll (%eax)
# CHECK-NEXT: 1 2 1.00 * U fisttps (%edx)
# CHECK-NEXT: 1 2 1.00 * U fisttpl (%ecx)
# CHECK-NEXT: 1 2 1.00 * U fisttpll (%eax)
# CHECK-NEXT: 1 1 1.00 U fld %st(0)
# CHECK-NEXT: 1 1 1.00 * U flds (%edx)
# CHECK-NEXT: 1 1 1.00 * U fldl (%ecx)
# CHECK-NEXT: 1 4 2.00 * U fldt (%eax)
# CHECK-NEXT: 1 5 2.50 * U fldcw (%eax)
# CHECK-NEXT: 1 100 0.50 * U fldenv (%eax)
# CHECK-NEXT: 1 6 3.00 U fld1
# CHECK-NEXT: 1 10 5.00 U fldl2e
# CHECK-NEXT: 1 10 5.00 U fldl2t
# CHECK-NEXT: 1 10 5.00 U fldlg2
# CHECK-NEXT: 1 10 5.00 U fldln2
# CHECK-NEXT: 1 10 5.00 U fldpi
# CHECK-NEXT: 1 1 0.50 U fldz
# CHECK-NEXT: 1 4 4.00 U fmul %st, %st(1)
# CHECK-NEXT: 1 4 4.00 U fmul %st(2), %st
# CHECK-NEXT: 1 4 4.00 * U fmuls (%ecx)
# CHECK-NEXT: 1 4 4.00 * U fmull (%eax)
# CHECK-NEXT: 1 4 4.00 U fmulp %st, %st(1)
# CHECK-NEXT: 1 4 4.00 U fmulp %st, %st(2)
# CHECK-NEXT: 1 4 4.00 * U fimuls (%ecx)
# CHECK-NEXT: 1 4 4.00 * U fimull (%eax)
# CHECK-NEXT: 1 1 0.50 U fnop
# CHECK-NEXT: 1 183 91.50 U fpatan
# CHECK-NEXT: 1 55 27.50 U fprem
# CHECK-NEXT: 1 71 35.50 U fprem1
# CHECK-NEXT: 1 168 84.00 U fptan
# CHECK-NEXT: 1 46 23.00 U frndint
# CHECK-NEXT: 1 100 0.50 * U frstor (%eax)
# CHECK-NEXT: 1 100 0.50 * U fnsave (%eax)
# CHECK-NEXT: 1 77 38.50 U fscale
# CHECK-NEXT: 1 174 87.00 U fsin
# CHECK-NEXT: 1 174 87.00 U fsincos
# CHECK-NEXT: 1 71 35.50 U fsqrt
# CHECK-NEXT: 1 2 1.00 U fst %st(0)
# CHECK-NEXT: 1 2 1.00 * U fsts (%edx)
# CHECK-NEXT: 1 2 1.00 * U fstl (%ecx)
# CHECK-NEXT: 1 2 1.00 U fstp %st(0)
# CHECK-NEXT: 1 2 1.00 * U fstpl (%edx)
# CHECK-NEXT: 1 2 1.00 * U fstpl (%ecx)
# CHECK-NEXT: 1 5 2.50 * U fstpt (%eax)
# CHECK-NEXT: 1 8 4.00 * U fnstcw (%eax)
# CHECK-NEXT: 1 100 0.50 * U fnstenv (%eax)
# CHECK-NEXT: 1 100 0.50 * U fnstsw (%eax)
# CHECK-NEXT: 1 100 0.50 * U frstor (%eax)
# CHECK-NEXT: 1 1 0.50 U wait
# CHECK-NEXT: 1 100 0.50 * U fnsave (%eax)
# CHECK-NEXT: 1 5 5.00 U fsub %st, %st(1)
# CHECK-NEXT: 1 5 5.00 U fsub %st(2), %st
# CHECK-NEXT: 1 5 5.00 * U fsubs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fsubl (%eax)
# CHECK-NEXT: 1 5 5.00 U fsubp %st, %st(1)
# CHECK-NEXT: 1 5 5.00 U fsubp %st, %st(2)
# CHECK-NEXT: 1 5 5.00 * U fisubs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fisubl (%eax)
# CHECK-NEXT: 1 5 5.00 U fsubr %st, %st(1)
# CHECK-NEXT: 1 5 5.00 U fsubr %st(2), %st
# CHECK-NEXT: 1 5 5.00 * U fsubrs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fsubrl (%eax)
# CHECK-NEXT: 1 5 5.00 U fsubrp %st, %st(1)
# CHECK-NEXT: 1 5 5.00 U fsubrp %st, %st(2)
# CHECK-NEXT: 1 5 5.00 * U fisubrs (%ecx)
# CHECK-NEXT: 1 5 5.00 * U fisubrl (%eax)
# CHECK-NEXT: 1 9 4.50 U ftst
# CHECK-NEXT: 1 1 1.00 U fucom %st(1)
# CHECK-NEXT: 1 1 1.00 U fucom %st(3)
# CHECK-NEXT: 1 1 1.00 U fucomp %st(1)
# CHECK-NEXT: 1 1 1.00 U fucomp %st(3)
# CHECK-NEXT: 1 1 1.00 U fucompp
# CHECK-NEXT: 1 9 4.50 U fucomi %st(3), %st
# CHECK-NEXT: 1 9 4.50 U fucompi %st(3), %st
# CHECK-NEXT: 1 1 0.50 U wait
# CHECK-NEXT: 1 1 1.00 U fxam
# CHECK-NEXT: 1 1 1.00 U fxch %st(1)
# CHECK-NEXT: 1 1 1.00 U fxch %st(3)
# CHECK-NEXT: 1 141 70.50 * * U fxrstor (%eax)
# CHECK-NEXT: 1 140 70.00 * * U fxsave (%eax)
# CHECK-NEXT: 1 25 12.50 U fxtract
# CHECK-NEXT: 1 146 73.00 U fyl2x
# CHECK-NEXT: 1 147 73.50 U fyl2xp1
# CHECK: Resources:
# CHECK-NEXT: [0] - AtomPort0
# CHECK-NEXT: [1] - AtomPort1
# CHECK: Resource pressure per iteration:
# CHECK-NEXT: [0] [1]
# CHECK-NEXT: 1624.00 1416.00
# CHECK: Resource pressure by instruction:
# CHECK-NEXT: [0] [1] Instructions:
# CHECK-NEXT: 49.50 49.50 f2xm1
# CHECK-NEXT: - 1.00 fabs
# CHECK-NEXT: 5.00 - fadd %st, %st(1)
# CHECK-NEXT: 5.00 - fadd %st(2), %st
# CHECK-NEXT: 5.00 - fadds (%ecx)
# CHECK-NEXT: 5.00 - faddl (%ecx)
# CHECK-NEXT: 5.00 - faddp %st, %st(1)
# CHECK-NEXT: 5.00 - faddp %st, %st(2)
# CHECK-NEXT: 5.00 - fiadds (%ecx)
# CHECK-NEXT: 5.00 - fiaddl (%ecx)
# CHECK-NEXT: 0.50 0.50 fbld (%ecx)
# CHECK-NEXT: 0.50 0.50 fbstp (%eax)
# CHECK-NEXT: - 1.00 fchs
# CHECK-NEXT: 12.50 12.50 fnclex
# CHECK-NEXT: 4.50 4.50 fcmovb %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmovbe %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmove %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmovnb %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmovnbe %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmovne %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmovnu %st(1), %st
# CHECK-NEXT: 4.50 4.50 fcmovu %st(1), %st
# CHECK-NEXT: 5.00 - fcom %st(1)
# CHECK-NEXT: 5.00 - fcom %st(3)
# CHECK-NEXT: 5.00 - fcoms (%ecx)
# CHECK-NEXT: 5.00 - fcoml (%eax)
# CHECK-NEXT: 5.00 - fcomp %st(1)
# CHECK-NEXT: 5.00 - fcomp %st(3)
# CHECK-NEXT: 5.00 - fcomps (%ecx)
# CHECK-NEXT: 5.00 - fcompl (%eax)
# CHECK-NEXT: - 1.00 fcompp
# CHECK-NEXT: 4.50 4.50 fcomi %st(3), %st
# CHECK-NEXT: 4.50 4.50 fcompi %st(3), %st
# CHECK-NEXT: 87.00 87.00 fcos
# CHECK-NEXT: 0.50 0.50 fdecstp
# CHECK-NEXT: 17.00 17.00 fdiv %st, %st(1)
# CHECK-NEXT: 17.00 17.00 fdiv %st(2), %st
# CHECK-NEXT: 17.00 17.00 fdivs (%ecx)
# CHECK-NEXT: 17.00 17.00 fdivl (%eax)
# CHECK-NEXT: 17.00 17.00 fdivp %st, %st(1)
# CHECK-NEXT: 17.00 17.00 fdivp %st, %st(2)
# CHECK-NEXT: 17.00 17.00 fidivs (%ecx)
# CHECK-NEXT: 17.00 17.00 fidivl (%eax)
# CHECK-NEXT: 17.00 17.00 fdivr %st, %st(1)
# CHECK-NEXT: 17.00 17.00 fdivr %st(2), %st
# CHECK-NEXT: 17.00 17.00 fdivrs (%ecx)
# CHECK-NEXT: 17.00 17.00 fdivrl (%eax)
# CHECK-NEXT: 17.00 17.00 fdivrp %st, %st(1)
# CHECK-NEXT: 17.00 17.00 fdivrp %st, %st(2)
# CHECK-NEXT: 17.00 17.00 fidivrs (%ecx)
# CHECK-NEXT: 17.00 17.00 fidivrl (%eax)
# CHECK-NEXT: 0.50 0.50 ffree %st(0)
# CHECK-NEXT: 5.00 - ficoms (%ecx)
# CHECK-NEXT: 5.00 - ficoml (%eax)
# CHECK-NEXT: 5.00 - ficomps (%ecx)
# CHECK-NEXT: 5.00 - ficompl (%eax)
# CHECK-NEXT: 5.00 5.00 filds (%edx)
# CHECK-NEXT: 5.00 5.00 fildl (%ecx)
# CHECK-NEXT: 5.00 5.00 fildll (%eax)
# CHECK-NEXT: 0.50 0.50 fincstp
# CHECK-NEXT: 31.50 31.50 fninit
# CHECK-NEXT: 3.00 3.00 fists (%edx)
# CHECK-NEXT: 3.00 3.00 fistl (%ecx)
# CHECK-NEXT: 3.00 3.00 fistps (%edx)
# CHECK-NEXT: 3.00 3.00 fistpl (%ecx)
# CHECK-NEXT: 3.00 3.00 fistpll (%eax)
# CHECK-NEXT: 1.00 1.00 fisttps (%edx)
# CHECK-NEXT: 1.00 1.00 fisttpl (%ecx)
# CHECK-NEXT: 1.00 1.00 fisttpll (%eax)
# CHECK-NEXT: 1.00 - fld %st(0)
# CHECK-NEXT: 1.00 - flds (%edx)
# CHECK-NEXT: 1.00 - fldl (%ecx)
# CHECK-NEXT: 2.00 2.00 fldt (%eax)
# CHECK-NEXT: 2.50 2.50 fldcw (%eax)
# CHECK-NEXT: 0.50 0.50 fldenv (%eax)
# CHECK-NEXT: 3.00 3.00 fld1
# CHECK-NEXT: 5.00 5.00 fldl2e
# CHECK-NEXT: 5.00 5.00 fldl2t
# CHECK-NEXT: 5.00 5.00 fldlg2
# CHECK-NEXT: 5.00 5.00 fldln2
# CHECK-NEXT: 5.00 5.00 fldpi
# CHECK-NEXT: 0.50 0.50 fldz
# CHECK-NEXT: 4.00 - fmul %st, %st(1)
# CHECK-NEXT: 4.00 - fmul %st(2), %st
# CHECK-NEXT: 4.00 - fmuls (%ecx)
# CHECK-NEXT: 4.00 - fmull (%eax)
# CHECK-NEXT: 4.00 - fmulp %st, %st(1)
# CHECK-NEXT: 4.00 - fmulp %st, %st(2)
# CHECK-NEXT: 4.00 - fimuls (%ecx)
# CHECK-NEXT: 4.00 - fimull (%eax)
# CHECK-NEXT: 0.50 0.50 fnop
# CHECK-NEXT: 91.50 91.50 fpatan
# CHECK-NEXT: 27.50 27.50 fprem
# CHECK-NEXT: 35.50 35.50 fprem1
# CHECK-NEXT: 84.00 84.00 fptan
# CHECK-NEXT: 23.00 23.00 frndint
# CHECK-NEXT: 0.50 0.50 frstor (%eax)
# CHECK-NEXT: 0.50 0.50 fnsave (%eax)
# CHECK-NEXT: 38.50 38.50 fscale
# CHECK-NEXT: 87.00 87.00 fsin
# CHECK-NEXT: 87.00 87.00 fsincos
# CHECK-NEXT: 35.50 35.50 fsqrt
# CHECK-NEXT: 1.00 1.00 fst %st(0)
# CHECK-NEXT: 1.00 1.00 fsts (%edx)
# CHECK-NEXT: 1.00 1.00 fstl (%ecx)
# CHECK-NEXT: 1.00 1.00 fstp %st(0)
# CHECK-NEXT: 1.00 1.00 fstpl (%edx)
# CHECK-NEXT: 1.00 1.00 fstpl (%ecx)
# CHECK-NEXT: 2.50 2.50 fstpt (%eax)
# CHECK-NEXT: 4.00 4.00 fnstcw (%eax)
# CHECK-NEXT: 0.50 0.50 fnstenv (%eax)
# CHECK-NEXT: 0.50 0.50 fnstsw (%eax)
# CHECK-NEXT: 0.50 0.50 frstor (%eax)
# CHECK-NEXT: 0.50 0.50 wait
# CHECK-NEXT: 0.50 0.50 fnsave (%eax)
# CHECK-NEXT: 5.00 - fsub %st, %st(1)
# CHECK-NEXT: 5.00 - fsub %st(2), %st
# CHECK-NEXT: 5.00 - fsubs (%ecx)
# CHECK-NEXT: 5.00 - fsubl (%eax)
# CHECK-NEXT: 5.00 - fsubp %st, %st(1)
# CHECK-NEXT: 5.00 - fsubp %st, %st(2)
# CHECK-NEXT: 5.00 - fisubs (%ecx)
# CHECK-NEXT: 5.00 - fisubl (%eax)
# CHECK-NEXT: 5.00 - fsubr %st, %st(1)
# CHECK-NEXT: 5.00 - fsubr %st(2), %st
# CHECK-NEXT: 5.00 - fsubrs (%ecx)
# CHECK-NEXT: 5.00 - fsubrl (%eax)
# CHECK-NEXT: 5.00 - fsubrp %st, %st(1)
# CHECK-NEXT: 5.00 - fsubrp %st, %st(2)
# CHECK-NEXT: 5.00 - fisubrs (%ecx)
# CHECK-NEXT: 5.00 - fisubrl (%eax)
# CHECK-NEXT: 4.50 4.50 ftst
# CHECK-NEXT: - 1.00 fucom %st(1)
# CHECK-NEXT: - 1.00 fucom %st(3)
# CHECK-NEXT: - 1.00 fucomp %st(1)
# CHECK-NEXT: - 1.00 fucomp %st(3)
# CHECK-NEXT: - 1.00 fucompp
# CHECK-NEXT: 4.50 4.50 fucomi %st(3), %st
# CHECK-NEXT: 4.50 4.50 fucompi %st(3), %st
# CHECK-NEXT: 0.50 0.50 wait
# CHECK-NEXT: 1.00 - fxam
# CHECK-NEXT: 1.00 1.00 fxch %st(1)
# CHECK-NEXT: 1.00 1.00 fxch %st(3)
# CHECK-NEXT: 70.50 70.50 fxrstor (%eax)
# CHECK-NEXT: 70.00 70.00 fxsave (%eax)
# CHECK-NEXT: 12.50 12.50 fxtract
# CHECK-NEXT: 73.00 73.00 fyl2x
# CHECK-NEXT: 73.50 73.50 fyl2xp1