220 lines
6.3 KiB
LLVM
220 lines
6.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+avx512f | FileCheck %s --check-prefix=ALL --check-prefix=KNL
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; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+avx512f,+avx512bw,+avx512vl,+avx512dq | FileCheck %s --check-prefix=ALL --check-prefix=SKX
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define double @test1(double %a, double %b) nounwind {
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; ALL-LABEL: test1:
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; ALL: ## %bb.0:
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; ALL-NEXT: vucomisd %xmm1, %xmm0
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; ALL-NEXT: jne LBB0_1
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; ALL-NEXT: jnp LBB0_2
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; ALL-NEXT: LBB0_1: ## %l1
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; ALL-NEXT: vsubsd %xmm1, %xmm0, %xmm0
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; ALL-NEXT: retq
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; ALL-NEXT: LBB0_2: ## %l2
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; ALL-NEXT: vaddsd %xmm1, %xmm0, %xmm0
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; ALL-NEXT: retq
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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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define float @test2(float %a, float %b) nounwind {
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; ALL-LABEL: test2:
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; ALL: ## %bb.0:
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; ALL-NEXT: vucomiss %xmm0, %xmm1
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; ALL-NEXT: jbe LBB1_2
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; ALL-NEXT: ## %bb.1: ## %l1
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; ALL-NEXT: vsubss %xmm1, %xmm0, %xmm0
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; ALL-NEXT: retq
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; ALL-NEXT: LBB1_2: ## %l2
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; ALL-NEXT: vaddss %xmm1, %xmm0, %xmm0
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; ALL-NEXT: retq
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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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define i32 @test3(float %a, float %b) {
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; ALL-LABEL: test3:
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; ALL: ## %bb.0:
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; ALL-NEXT: vcmpeqss %xmm1, %xmm0, %k0
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; ALL-NEXT: kmovw %k0, %eax
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; ALL-NEXT: retq
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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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define float @test5(float %p) #0 {
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; ALL-LABEL: test5:
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; ALL: ## %bb.0: ## %entry
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; ALL-NEXT: vxorps %xmm1, %xmm1, %xmm1
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; ALL-NEXT: vucomiss %xmm1, %xmm0
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; ALL-NEXT: jne LBB3_1
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; ALL-NEXT: jp LBB3_1
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; ALL-NEXT: ## %bb.2: ## %return
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; ALL-NEXT: retq
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; ALL-NEXT: LBB3_1: ## %if.end
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; ALL-NEXT: vcmpltss %xmm0, %xmm1, %k1
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; ALL-NEXT: vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; ALL-NEXT: vmovss {{.*}}(%rip), %xmm0 {%k1}
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; ALL-NEXT: retq
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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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define i32 @test6(i32 %a, i32 %b) {
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; ALL-LABEL: test6:
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; ALL: ## %bb.0:
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; ALL-NEXT: xorl %eax, %eax
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; ALL-NEXT: cmpl %esi, %edi
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; ALL-NEXT: sete %al
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; ALL-NEXT: retq
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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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define i32 @test7(double %x, double %y) #2 {
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; ALL-LABEL: test7:
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; ALL: ## %bb.0: ## %entry
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; ALL-NEXT: xorl %eax, %eax
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; ALL-NEXT: vucomisd %xmm1, %xmm0
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; ALL-NEXT: setne %al
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; ALL-NEXT: retq
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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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; ALL-LABEL: test8:
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; ALL: ## %bb.0:
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; ALL-NEXT: notl %edi
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; ALL-NEXT: xorl $-2147483648, %esi ## imm = 0x80000000
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; ALL-NEXT: testl %edx, %edx
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; ALL-NEXT: movl $1, %eax
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; ALL-NEXT: cmovel %eax, %edx
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; ALL-NEXT: orl %edi, %esi
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; ALL-NEXT: cmovnel %edx, %eax
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; ALL-NEXT: retq
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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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define i32 @test9(i64 %a) {
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; ALL-LABEL: test9:
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; ALL: ## %bb.0:
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; ALL-NEXT: testb $1, %dil
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; ALL-NEXT: jne LBB7_2
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; ALL-NEXT: ## %bb.1: ## %A
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; ALL-NEXT: movl $6, %eax
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; ALL-NEXT: retq
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; ALL-NEXT: LBB7_2: ## %B
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; ALL-NEXT: movl $7, %eax
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; ALL-NEXT: retq
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%b = and i64 %a, 1
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%cmp10.i = icmp eq i64 %b, 0
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br i1 %cmp10.i, label %A, label %B
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A:
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ret i32 6
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B:
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ret i32 7
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}
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define i32 @test10(i64 %b, i64 %c, i1 %d) {
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; ALL-LABEL: test10:
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; ALL: ## %bb.0:
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; ALL-NEXT: movl %edx, %eax
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; ALL-NEXT: andb $1, %al
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; ALL-NEXT: cmpq %rsi, %rdi
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; ALL-NEXT: sete %cl
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; ALL-NEXT: orb %dl, %cl
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; ALL-NEXT: andb $1, %cl
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; ALL-NEXT: cmpb %cl, %al
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; ALL-NEXT: je LBB8_1
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; ALL-NEXT: ## %bb.2: ## %if.end.i
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; ALL-NEXT: movl $6, %eax
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; ALL-NEXT: retq
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; ALL-NEXT: LBB8_1: ## %if.then.i
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; ALL-NEXT: movl $5, %eax
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; ALL-NEXT: retq
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%cmp8.i = icmp eq i64 %b, %c
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%or1 = or i1 %d, %cmp8.i
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%xor1 = xor i1 %d, %or1
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br i1 %xor1, label %if.end.i, label %if.then.i
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if.then.i:
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ret i32 5
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if.end.i:
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ret i32 6
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}
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; This test previously caused an infinite loop in legalize vector ops. Due to
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; CSE triggering on the call to UpdateNodeOperands and the resulting node not
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; being passed to LowerOperation. The add is needed to force the zext into a
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; sext on that path. The shuffle keeps the zext alive. The xor somehow
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; influences the zext to be visited before the sext exposing the CSE opportunity
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; for the sext since zext of setcc is custom legalized to a sext and shift.
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define <8 x i32> @legalize_loop(<8 x double> %arg) {
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; KNL-LABEL: legalize_loop:
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; KNL: ## %bb.0:
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; KNL-NEXT: vxorpd %xmm1, %xmm1, %xmm1
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; KNL-NEXT: vcmpnltpd %zmm0, %zmm1, %k1
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; KNL-NEXT: vpternlogd $255, %zmm0, %zmm0, %zmm0 {%k1} {z}
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; KNL-NEXT: vpsrld $31, %ymm0, %ymm1
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; KNL-NEXT: vpshufd {{.*#+}} ymm1 = ymm1[3,2,1,0,7,6,5,4]
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; KNL-NEXT: vpermq {{.*#+}} ymm1 = ymm1[2,3,0,1]
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; KNL-NEXT: vpsubd %ymm0, %ymm1, %ymm0
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; KNL-NEXT: retq
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;
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; SKX-LABEL: legalize_loop:
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; SKX: ## %bb.0:
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; SKX-NEXT: vxorpd %xmm1, %xmm1, %xmm1
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; SKX-NEXT: vcmpnltpd %zmm0, %zmm1, %k0
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; SKX-NEXT: vpmovm2d %k0, %ymm0
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; SKX-NEXT: vpsrld $31, %ymm0, %ymm1
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; SKX-NEXT: vpshufd {{.*#+}} ymm1 = ymm1[3,2,1,0,7,6,5,4]
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; SKX-NEXT: vpermq {{.*#+}} ymm1 = ymm1[2,3,0,1]
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; SKX-NEXT: vpsubd %ymm0, %ymm1, %ymm0
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; SKX-NEXT: retq
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%tmp = fcmp ogt <8 x double> %arg, zeroinitializer
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%tmp1 = xor <8 x i1> %tmp, <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true>
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%tmp2 = zext <8 x i1> %tmp1 to <8 x i32>
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%tmp3 = shufflevector <8 x i32> %tmp2, <8 x i32> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
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%tmp4 = add <8 x i32> %tmp2, %tmp3
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ret <8 x i32> %tmp4
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}
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