third_party/subzero/tests_lit/llvm2ice_tests/nop-insertion.ll

; This is a smoke test of nop insertion.

; REQUIRES: allow_dump

; Use filetype=asm because this currently depends on the /* variant */
; assembler comment.

; RUN: %p2i -i %s --filetype=asm -a -sz-seed=1 -nop-insertion \
; RUN:    -nop-insertion-percentage=50 -max-nops-per-instruction=1 \
; RUN:    | FileCheck %s --check-prefix=PROB50
; RUN: %p2i -i %s --filetype=asm -a -sz-seed=1 -nop-insertion \
; RUN:    -nop-insertion-percentage=90 -max-nops-per-instruction=1 \
; RUN:    | FileCheck %s --check-prefix=PROB90
; RUN: %p2i -i %s --filetype=asm -a -sz-seed=1 -nop-insertion \
; RUN:    -nop-insertion-percentage=50 -max-nops-per-instruction=2 \
; RUN:    | FileCheck %s --check-prefix=MAXNOPS2
; RUN: %p2i -i %s --filetype=asm --sandbox -a -sz-seed=1 -nop-insertion \
; RUN:    -nop-insertion-percentage=50 -max-nops-per-instruction=1 \
; RUN:    | FileCheck %s --check-prefix=SANDBOX50
; RUN: %p2i -i %s --filetype=asm --sandbox --target=arm32 -a -sz-seed=1 \
; RUN:    -nop-insertion -nop-insertion-percentage=110 \
; RUN:    -max-nops-per-instruction=2 \
; RUN:    | FileCheck %s --check-prefix=ARM110P2


define internal <4 x i32> @mul_v4i32(<4 x i32> %a, <4 x i32> %b) {
entry:
  %res = mul <4 x i32> %a, %b
  ret <4 x i32> %res

; PROB50-LABEL: mul_v4i32
; PROB50: nop /* variant = 1 */
; PROB50: subl $60, %esp
; PROB50: nop /* variant = 3 */
; PROB50: movups %xmm0, 32(%esp)
; PROB50: movups %xmm1, 16(%esp)
; PROB50: movups 32(%esp), %xmm0
; PROB50: nop /* variant = 1 */
; PROB50: pshufd $49, 32(%esp), %xmm1
; PROB50: nop /* variant = 4 */
; PROB50: pshufd $49, 16(%esp), %xmm2
; PROB50: nop /* variant = 1 */
; PROB50: pmuludq 16(%esp), %xmm0
; PROB50: pmuludq %xmm2, %xmm1
; PROB50: nop /* variant = 0 */
; PROB50: shufps $136, %xmm1, %xmm0
; PROB50: nop /* variant = 3 */
; PROB50: pshufd $216, %xmm0, %xmm0
; PROB50: nop /* variant = 1 */
; PROB50: movups %xmm0, (%esp)
; PROB50: movups (%esp), %xmm0
; PROB50: addl $60, %esp
; PROB50: ret

; PROB90-LABEL: mul_v4i32
; PROB90: nop /* variant = 1 */
; PROB90: subl $60, %esp
; PROB90: nop /* variant = 3 */
; PROB90: movups %xmm0, 32(%esp)
; PROB90: nop /* variant = 4 */
; PROB90: movups %xmm1, 16(%esp)
; PROB90: nop /* variant = 1 */
; PROB90: movups 32(%esp), %xmm0
; PROB90: nop /* variant = 4 */
; PROB90: pshufd $49, 32(%esp), %xmm1
; PROB90: nop /* variant = 1 */
; PROB90: pshufd $49, 16(%esp), %xmm2
; PROB90: nop /* variant = 4 */
; PROB90: pmuludq 16(%esp), %xmm0
; PROB90: nop /* variant = 2 */
; PROB90: pmuludq %xmm2, %xmm1
; PROB90: shufps $136, %xmm1, %xmm0
; PROB90: nop /* variant = 1 */
; PROB90: pshufd $216, %xmm0, %xmm0
; PROB90: movups %xmm0, (%esp)
; PROB90: nop /* variant = 1 */
; PROB90: movups (%esp), %xmm0
; PROB90: nop /* variant = 0 */
; PROB90: addl $60, %esp
; PROB90: nop /* variant = 0 */
; PROB90: ret
; PROB90: nop /* variant = 4 */

; MAXNOPS2-LABEL: mul_v4i32
; MAXNOPS2: nop /* variant = 1 */
; MAXNOPS2: nop /* variant = 3 */
; MAXNOPS2: subl $60, %esp
; MAXNOPS2: movups %xmm0, 32(%esp)
; MAXNOPS2: nop /* variant = 1 */
; MAXNOPS2: nop /* variant = 4 */
; MAXNOPS2: movups %xmm1, 16(%esp)
; MAXNOPS2: nop /* variant = 1 */
; MAXNOPS2: movups 32(%esp), %xmm0
; MAXNOPS2: nop /* variant = 0 */
; MAXNOPS2: nop /* variant = 3 */
; MAXNOPS2: pshufd $49, 32(%esp), %xmm1
; MAXNOPS2: nop /* variant = 1 */
; MAXNOPS2: pshufd $49, 16(%esp), %xmm2
; MAXNOPS2: pmuludq 16(%esp), %xmm0
; MAXNOPS2: pmuludq %xmm2, %xmm1
; MAXNOPS2: nop /* variant = 0 */
; MAXNOPS2: shufps $136, %xmm1, %xmm0
; MAXNOPS2: nop /* variant = 0 */
; MAXNOPS2: nop /* variant = 0 */
; MAXNOPS2: pshufd $216, %xmm0, %xmm0
; MAXNOPS2: nop /* variant = 1 */
; MAXNOPS2: nop /* variant = 3 */
; MAXNOPS2: movups %xmm0, (%esp)
; MAXNOPS2: nop /* variant = 3 */
; MAXNOPS2: movups (%esp), %xmm0
; MAXNOPS2: addl $60, %esp
; MAXNOPS2: nop /* variant = 3 */
; MAXNOPS2: ret


; SANDBOX50-LABEL: mul_v4i32
; SANDBOX50: nop /* variant = 1 */
; SANDBOX50: subl $60, %esp
; SANDBOX50: nop /* variant = 3 */
; SANDBOX50: movups %xmm0, 32(%esp)
; SANDBOX50: movups %xmm1, 16(%esp)
; SANDBOX50: movups 32(%esp), %xmm0
; SANDBOX50: nop /* variant = 1 */
; SANDBOX50: pshufd $49, 32(%esp), %xmm1
; SANDBOX50: nop /* variant = 4 */
; SANDBOX50: pshufd $49, 16(%esp), %xmm2
; SANDBOX50: nop /* variant = 1 */
; SANDBOX50: pmuludq 16(%esp), %xmm0
; SANDBOX50: pmuludq %xmm2, %xmm1
; SANDBOX50: nop /* variant = 0 */
; SANDBOX50: shufps $136, %xmm1, %xmm0
; SANDBOX50: nop /* variant = 3 */
; SANDBOX50: pshufd $216, %xmm0, %xmm0
; SANDBOX50: nop /* variant = 1 */
; SANDBOX50: movups %xmm0, (%esp)
; SANDBOX50: movups (%esp), %xmm0
; SANDBOX50: addl $60, %esp
; SANDBOX50: pop %ecx
; SANDBOX50: .bundle_lock
; SANDBOX50: andl $-32, %ecx
; SANDBOX50: jmp *%ecx
; SANDBOX50: .bundle_unlock

; ARM110P2:       mul_v4i32:
; ARM110P2-NEXT: .Lmul_v4i32$entry:
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        sub     sp, sp, #48
; ARM110P2-NEXT:        bic     sp, sp, #3221225472
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        add     ip, sp, #32
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        bic     ip, ip, #3221225472
; ARM110P2-NEXT:        vst1.32 q0, [ip]
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        # [sp, #32] = def.pseudo
; ARM110P2-NEXT:        add     ip, sp, #16
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        bic     ip, ip, #3221225472
; ARM110P2-NEXT:        vst1.32 q1, [ip]
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        # [sp, #16] = def.pseudo
; ARM110P2-NEXT:        add     ip, sp, #32
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        bic     ip, ip, #3221225472
; ARM110P2-NEXT:        vld1.32 q0, [ip]
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        add     ip, sp, #16
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        bic     ip, ip, #3221225472
; ARM110P2-NEXT:        vld1.32 q1, [ip]
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        vmul.i32        q0, q0, q1
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        vst1.32 q0, [sp]
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        # [sp] = def.pseudo
; ARM110P2-NEXT:        vld1.32 q0, [sp]
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        add     sp, sp, #48
; ARM110P2-NEXT:        bic     sp, sp, #3221225472
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        .bundle_lock
; ARM110P2-NEXT:        bic     lr, lr, #3221225487
; ARM110P2-NEXT:        bx      lr
; ARM110P2-NEXT:        .bundle_unlock
; ARM110P2-NEXT:        nop
; ARM110P2-NEXT:        nop

}