llvm-project/llvm/test/CodeGen/X86/fp_constant_op.llx

; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -x86-asm-syntax=intel -mcpu=i486 | \
; RUN:   grep -i ST | not grep {fadd\\|fsub\\|fdiv\\|fmul}

; Test that the load of the constant is folded into the operation.

double %foo_add(double %P) {
        %tmp.1 = add double %P, 0x405EC00000000000
        ret double %tmp.1
}

double %foo_mul(double %P) {
        %tmp.1 = mul double %P, 0x405EC00000000000
        ret double %tmp.1
}

double %foo_sub(double %P) {
        %tmp.1 = sub double %P, 0x405EC00000000000
        ret double %tmp.1
}

double %foo_subr(double %P) {
        %tmp.1 = sub double 0x405EC00000000000, %P
        ret double %tmp.1
}

double %foo_div(double %P) {
        %tmp.1 = div double %P, 0x405EC00000000000
        ret double %tmp.1
}

double %foo_divr(double %P) {
        %tmp.1 = div double 0x405EC00000000000, %P
        ret double %tmp.1
}