; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl --show-mc-encoding | FileCheck %s ; CHECK-LABEL: test1 ; CHECK: vucomisd {{.*}}encoding: [0x62 define double @test1(double %a, double %b) nounwind { %tobool = fcmp une double %a, %b br i1 %tobool, label %l1, label %l2 l1: %c = fsub double %a, %b ret double %c l2: %c1 = fadd double %a, %b ret double %c1 } ; CHECK-LABEL: test2 ; CHECK: vucomiss {{.*}}encoding: [0x62 define float @test2(float %a, float %b) nounwind { %tobool = fcmp olt float %a, %b br i1 %tobool, label %l1, label %l2 l1: %c = fsub float %a, %b ret float %c l2: %c1 = fadd float %a, %b ret float %c1 } ; FIXME: Can use vcmpeqss and extract from the mask here in AVX512. ; CHECK-LABEL: test3 ; CHECK: vucomiss {{.*}}encoding: [0x62 define i32 @test3(float %a, float %b) { %cmp10.i = fcmp oeq float %a, %b %conv11.i = zext i1 %cmp10.i to i32 ret i32 %conv11.i } ; CHECK-LABEL: test5 ; CHECK: ret define float @test5(float %p) #0 { entry: %cmp = fcmp oeq float %p, 0.000000e+00 br i1 %cmp, label %return, label %if.end if.end: ; preds = %entry %cmp1 = fcmp ogt float %p, 0.000000e+00 %cond = select i1 %cmp1, float 1.000000e+00, float -1.000000e+00 br label %return return: ; preds = %if.end, %entry %retval.0 = phi float [ %cond, %if.end ], [ %p, %entry ] ret float %retval.0 } ; CHECK-LABEL: test6 ; CHECK: cmpl ; CHECK-NOT: kmov ; CHECK: ret define i32 @test6(i32 %a, i32 %b) { %cmp = icmp eq i32 %a, %b %res = zext i1 %cmp to i32 ret i32 %res } ; CHECK-LABEL: test7 ; CHECK: vucomisd ; CHECK-NOT: kmov ; CHECK: ret define i32 @test7(double %x, double %y) #2 { entry: %0 = fcmp one double %x, %y %or = zext i1 %0 to i32 ret i32 %or } define i32 @test8(i32 %a1, i32 %a2, i32 %a3) { %tmp1 = icmp eq i32 %a1, -1 %tmp2 = icmp eq i32 %a2, -2147483648 %tmp3 = and i1 %tmp1, %tmp2 %tmp4 = icmp eq i32 %a3, 0 %tmp5 = or i1 %tmp3, %tmp4 %res = select i1 %tmp5, i32 1, i32 %a3 ret i32 %res } ; CHECK-LABEL: test9 ; CHECK: testb ; CHECK-NOT: kmov ; CHECK: ret define i32 @test9(i64 %a) { %b = and i64 %a, 1 %cmp10.i = icmp eq i64 %b, 0 br i1 %cmp10.i, label %A, label %B A: ret i32 6 B: ret i32 7 }