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