diff options
Diffstat (limited to 'llvm/test')
8 files changed, 321 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-1.s b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-1.s index 16577cf8b39..4091ad8d715 100644 --- a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-1.s +++ b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-1.s @@ -23,6 +23,22 @@ add %edx, %eax # CHECK-NEXT: - Register Dependencies [ 94.04% ] # CHECK-NEXT: - Memory Dependencies [ 0.00% ] +# CHECK: Critical sequence based on the simulation: + +# CHECK: Instruction Dependency Information +# CHECK-NEXT: +----< 3. addl %edx, %eax +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. addl %eax, %ebx ## REGISTER dependency: %eax +# CHECK-NEXT: +----> 1. addl %ebx, %ecx ## REGISTER dependency: %ebx +# CHECK-NEXT: +----> 2. addl %ecx, %edx ## REGISTER dependency: %ecx +# CHECK-NEXT: +----> 3. addl %edx, %eax ## REGISTER dependency: %edx +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. addl %eax, %ebx ## REGISTER dependency: %eax + # CHECK: Instruction Info: # CHECK-NEXT: [1]: #uOps # CHECK-NEXT: [2]: Latency diff --git a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-2.s b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-2.s index 83444d422ad..4ff19360c92 100644 --- a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-2.s +++ b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-2.s @@ -22,6 +22,19 @@ vhaddps %xmm0, %xmm0, %xmm1 # CHECK-NEXT: - Register Dependencies [ 0.00% ] # CHECK-NEXT: - Memory Dependencies [ 0.00% ] +# CHECK: Critical sequence based on the simulation: + +# CHECK: Instruction Dependency Information +# CHECK-NEXT: +----< 0. vhaddps %xmm0, %xmm0, %xmm1 +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. vhaddps %xmm0, %xmm0, %xmm1 ## RESOURCE interference: JFPA [ probability: 99% ] +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. vhaddps %xmm0, %xmm0, %xmm1 ## RESOURCE interference: JFPA [ probability: 99% ] + # CHECK: Instruction Info: # CHECK-NEXT: [1]: #uOps # CHECK-NEXT: [2]: Latency diff --git a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-3.s b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-3.s index bedfef1d95f..3b0639a0c5a 100644 --- a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-3.s +++ b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-3.s @@ -27,6 +27,26 @@ vmovaps %xmm0, 48(%rdi) # CHECK-NEXT: - Register Dependencies [ 83.24% ] # CHECK-NEXT: - Memory Dependencies [ 99.89% ] +# CHECK: Critical sequence based on the simulation: + +# CHECK: Instruction Dependency Information +# CHECK-NEXT: +----< 7. vmovaps %xmm0, 48(%rdi) +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. vmovaps (%rsi), %xmm0 ## MEMORY dependency. +# CHECK-NEXT: +----> 1. vmovaps %xmm0, (%rdi) ## REGISTER dependency: %xmm0 +# CHECK-NEXT: +----> 2. vmovaps 16(%rsi), %xmm0 ## MEMORY dependency. +# CHECK-NEXT: +----> 3. vmovaps %xmm0, 16(%rdi) ## REGISTER dependency: %xmm0 +# CHECK-NEXT: +----> 4. vmovaps 32(%rsi), %xmm0 ## MEMORY dependency. +# CHECK-NEXT: +----> 5. vmovaps %xmm0, 32(%rdi) ## REGISTER dependency: %xmm0 +# CHECK-NEXT: +----> 6. vmovaps 48(%rsi), %xmm0 ## MEMORY dependency. +# CHECK-NEXT: +----> 7. vmovaps %xmm0, 48(%rdi) ## REGISTER dependency: %xmm0 +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. vmovaps (%rsi), %xmm0 ## MEMORY dependency. + # CHECK: Instruction Info: # CHECK-NEXT: [1]: #uOps # CHECK-NEXT: [2]: Latency diff --git a/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-4.s b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-4.s new file mode 100644 index 00000000000..45f01aaef2c --- /dev/null +++ b/llvm/test/tools/llvm-mca/X86/BtVer2/bottleneck-hints-4.s @@ -0,0 +1,79 @@ +# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py +# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -bottleneck-analysis < %s | FileCheck %s + +vmulps %xmm0, %xmm1, %xmm2 +vhaddps %xmm2, %xmm2, %xmm3 +vhaddps %xmm3, %xmm3, %xmm4 + +# CHECK: Iterations: 100 +# CHECK-NEXT: Instructions: 300 +# CHECK-NEXT: Total Cycles: 211 +# CHECK-NEXT: Total uOps: 300 + +# CHECK: Dispatch Width: 2 +# CHECK-NEXT: uOps Per Cycle: 1.42 +# CHECK-NEXT: IPC: 1.42 +# CHECK-NEXT: Block RThroughput: 2.0 + +# CHECK: Cycles with backend pressure increase [ 40.76% ] +# CHECK-NEXT: Throughput Bottlenecks: +# CHECK-NEXT: Resource Pressure [ 39.34% ] +# CHECK-NEXT: - JFPA [ 39.34% ] +# CHECK-NEXT: - JFPU0 [ 39.34% ] +# CHECK-NEXT: Data Dependencies: [ 1.42% ] +# CHECK-NEXT: - Register Dependencies [ 1.42% ] +# CHECK-NEXT: - Memory Dependencies [ 0.00% ] + +# CHECK: Critical sequence based on the simulation: + +# CHECK: Instruction Dependency Information +# CHECK-NEXT: +----< 2. vhaddps %xmm3, %xmm3, %xmm4 +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: | 0. vmulps %xmm0, %xmm1, %xmm2 +# CHECK-NEXT: +----> 1. vhaddps %xmm2, %xmm2, %xmm3 ## RESOURCE interference: JFPA [ probability: 73% ] +# CHECK-NEXT: +----> 2. vhaddps %xmm3, %xmm3, %xmm4 ## REGISTER dependency: %xmm3 +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 1. vhaddps %xmm2, %xmm2, %xmm3 ## RESOURCE interference: JFPA [ probability: 73% ] + +# CHECK: Instruction Info: +# CHECK-NEXT: [1]: #uOps +# CHECK-NEXT: [2]: Latency +# CHECK-NEXT: [3]: RThroughput +# CHECK-NEXT: [4]: MayLoad +# CHECK-NEXT: [5]: MayStore +# CHECK-NEXT: [6]: HasSideEffects (U) + +# CHECK: [1] [2] [3] [4] [5] [6] Instructions: +# CHECK-NEXT: 1 2 1.00 vmulps %xmm0, %xmm1, %xmm2 +# CHECK-NEXT: 1 4 1.00 vhaddps %xmm2, %xmm2, %xmm3 +# CHECK-NEXT: 1 4 1.00 vhaddps %xmm3, %xmm3, %xmm4 + +# CHECK: Resources: +# CHECK-NEXT: [0] - JALU0 +# CHECK-NEXT: [1] - JALU1 +# CHECK-NEXT: [2] - JDiv +# CHECK-NEXT: [3] - JFPA +# CHECK-NEXT: [4] - JFPM +# CHECK-NEXT: [5] - JFPU0 +# CHECK-NEXT: [6] - JFPU1 +# CHECK-NEXT: [7] - JLAGU +# CHECK-NEXT: [8] - JMul +# CHECK-NEXT: [9] - JSAGU +# CHECK-NEXT: [10] - JSTC +# CHECK-NEXT: [11] - JVALU0 +# CHECK-NEXT: [12] - JVALU1 +# CHECK-NEXT: [13] - JVIMUL + +# CHECK: Resource pressure per iteration: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] +# CHECK-NEXT: - - - 2.00 1.00 2.00 1.00 - - - - - - - + +# CHECK: Resource pressure by instruction: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions: +# CHECK-NEXT: - - - - 1.00 - 1.00 - - - - - - - vmulps %xmm0, %xmm1, %xmm2 +# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - vhaddps %xmm2, %xmm2, %xmm3 +# CHECK-NEXT: - - - 1.00 - 1.00 - - - - - - - - vhaddps %xmm3, %xmm3, %xmm4 diff --git a/llvm/test/tools/llvm-mca/X86/SkylakeClient/bottleneck-analysis.s b/llvm/test/tools/llvm-mca/X86/SkylakeClient/bottleneck-analysis.s new file mode 100644 index 00000000000..6c144005c20 --- /dev/null +++ b/llvm/test/tools/llvm-mca/X86/SkylakeClient/bottleneck-analysis.s @@ -0,0 +1,154 @@ +# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py +# RUN: llvm-mca -mcpu=skylake -bottleneck-analysis < %s | FileCheck %s + +.LBB0_4: + vmovups (%rsi,%rax,2), %xmm0 + vpermilps $255, %xmm0, %xmm7 + vmulps -24(%rsp), %xmm7, %xmm8 + vpermilps $170, %xmm0, %xmm6 + vpermilps $85, %xmm0, %xmm5 + vbroadcastss %xmm0, %xmm0 + vfmadd231ps %xmm9, %xmm6, %xmm8 + vfmadd213ps %xmm8, %xmm10, %xmm5 + vfmadd213ps %xmm5, %xmm11, %xmm0 + vfmadd213ps %xmm0, %xmm12, %xmm4 + vfmadd213ps %xmm4, %xmm13, %xmm1 + vmovaps %xmm7, %xmm4 + vfmadd213ps %xmm1, %xmm14, %xmm2 + vmovaps %xmm6, %xmm1 + vfmadd213ps %xmm2, %xmm15, %xmm3 + vpermilps $170, %xmm3, %xmm0 + vmovups %xmm3, (%rdx,%rax) + vpermilps $255, %xmm3, %xmm2 + addq $16, %rax + decl %ecx + vmovaps %xmm0, %xmm3 + jne .LBB0_4 + +# CHECK: Iterations: 100 +# CHECK-NEXT: Instructions: 2200 +# CHECK-NEXT: Total Cycles: 1039 +# CHECK-NEXT: Total uOps: 2400 + +# CHECK: Dispatch Width: 6 +# CHECK-NEXT: uOps Per Cycle: 2.31 +# CHECK-NEXT: IPC: 2.12 +# CHECK-NEXT: Block RThroughput: 6.0 + +# CHECK: Cycles with backend pressure increase [ 92.69% ] +# CHECK-NEXT: Throughput Bottlenecks: +# CHECK-NEXT: Resource Pressure [ 46.78% ] +# CHECK-NEXT: - SKLPort0 [ 14.24% ] +# CHECK-NEXT: - SKLPort1 [ 14.24% ] +# CHECK-NEXT: - SKLPort5 [ 46.49% ] +# CHECK-NEXT: - SKLPort6 [ 8.66% ] +# CHECK-NEXT: Data Dependencies: [ 64.97% ] +# CHECK-NEXT: - Register Dependencies [ 64.97% ] +# CHECK-NEXT: - Memory Dependencies [ 0.00% ] + +# CHECK: Critical sequence based on the simulation: + +# CHECK: Instruction Dependency Information +# CHECK-NEXT: +----< 18. addq $16, %rax +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. vmovups (%rsi,%rax,2), %xmm0 ## REGISTER dependency: %rax +# CHECK-NEXT: | 1. vpermilps $255, %xmm0, %xmm7 +# CHECK-NEXT: | 2. vmulps -24(%rsp), %xmm7, %xmm8 +# CHECK-NEXT: +----> 3. vpermilps $170, %xmm0, %xmm6 ## REGISTER dependency: %xmm0 +# CHECK-NEXT: | 4. vpermilps $85, %xmm0, %xmm5 +# CHECK-NEXT: | 5. vbroadcastss %xmm0, %xmm0 +# CHECK-NEXT: +----> 6. vfmadd231ps %xmm9, %xmm6, %xmm8 ## REGISTER dependency: %xmm6 +# CHECK-NEXT: +----> 7. vfmadd213ps %xmm8, %xmm10, %xmm5 ## REGISTER dependency: %xmm8 +# CHECK-NEXT: +----> 8. vfmadd213ps %xmm5, %xmm11, %xmm0 ## REGISTER dependency: %xmm5 +# CHECK-NEXT: +----> 9. vfmadd213ps %xmm0, %xmm12, %xmm4 ## REGISTER dependency: %xmm0 +# CHECK-NEXT: +----> 10. vfmadd213ps %xmm4, %xmm13, %xmm1 ## REGISTER dependency: %xmm4 +# CHECK-NEXT: | 11. vmovaps %xmm7, %xmm4 +# CHECK-NEXT: +----> 12. vfmadd213ps %xmm1, %xmm14, %xmm2 ## REGISTER dependency: %xmm1 +# CHECK-NEXT: | 13. vmovaps %xmm6, %xmm1 +# CHECK-NEXT: | 14. vfmadd213ps %xmm2, %xmm15, %xmm3 +# CHECK-NEXT: | 15. vpermilps $170, %xmm3, %xmm0 +# CHECK-NEXT: | 16. vmovups %xmm3, (%rdx,%rax) +# CHECK-NEXT: | 17. vpermilps $255, %xmm3, %xmm2 +# CHECK-NEXT: | 18. addq $16, %rax +# CHECK-NEXT: | 19. decl %ecx +# CHECK-NEXT: | 20. vmovaps %xmm0, %xmm3 +# CHECK-NEXT: | 21. jne .LBB0_4 +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 2. vmulps -24(%rsp), %xmm7, %xmm8 ## RESOURCE interference: SKLPort1 [ probability: 45% ] + +# CHECK: Instruction Info: +# CHECK-NEXT: [1]: #uOps +# CHECK-NEXT: [2]: Latency +# CHECK-NEXT: [3]: RThroughput +# CHECK-NEXT: [4]: MayLoad +# CHECK-NEXT: [5]: MayStore +# CHECK-NEXT: [6]: HasSideEffects (U) + +# CHECK: [1] [2] [3] [4] [5] [6] Instructions: +# CHECK-NEXT: 1 6 0.50 * vmovups (%rsi,%rax,2), %xmm0 +# CHECK-NEXT: 1 1 1.00 vpermilps $255, %xmm0, %xmm7 +# CHECK-NEXT: 2 10 0.50 * vmulps -24(%rsp), %xmm7, %xmm8 +# CHECK-NEXT: 1 1 1.00 vpermilps $170, %xmm0, %xmm6 +# CHECK-NEXT: 1 1 1.00 vpermilps $85, %xmm0, %xmm5 +# CHECK-NEXT: 1 1 1.00 vbroadcastss %xmm0, %xmm0 +# CHECK-NEXT: 1 4 0.50 vfmadd231ps %xmm9, %xmm6, %xmm8 +# CHECK-NEXT: 1 4 0.50 vfmadd213ps %xmm8, %xmm10, %xmm5 +# CHECK-NEXT: 1 4 0.50 vfmadd213ps %xmm5, %xmm11, %xmm0 +# CHECK-NEXT: 1 4 0.50 vfmadd213ps %xmm0, %xmm12, %xmm4 +# CHECK-NEXT: 1 4 0.50 vfmadd213ps %xmm4, %xmm13, %xmm1 +# CHECK-NEXT: 1 1 0.33 vmovaps %xmm7, %xmm4 +# CHECK-NEXT: 1 4 0.50 vfmadd213ps %xmm1, %xmm14, %xmm2 +# CHECK-NEXT: 1 1 0.33 vmovaps %xmm6, %xmm1 +# CHECK-NEXT: 1 4 0.50 vfmadd213ps %xmm2, %xmm15, %xmm3 +# CHECK-NEXT: 1 1 1.00 vpermilps $170, %xmm3, %xmm0 +# CHECK-NEXT: 2 1 1.00 * vmovups %xmm3, (%rdx,%rax) +# CHECK-NEXT: 1 1 1.00 vpermilps $255, %xmm3, %xmm2 +# CHECK-NEXT: 1 1 0.25 addq $16, %rax +# CHECK-NEXT: 1 1 0.25 decl %ecx +# CHECK-NEXT: 1 1 0.33 vmovaps %xmm0, %xmm3 +# CHECK-NEXT: 1 1 0.50 jne .LBB0_4 + +# CHECK: Resources: +# CHECK-NEXT: [0] - SKLDivider +# CHECK-NEXT: [1] - SKLFPDivider +# CHECK-NEXT: [2] - SKLPort0 +# CHECK-NEXT: [3] - SKLPort1 +# CHECK-NEXT: [4] - SKLPort2 +# CHECK-NEXT: [5] - SKLPort3 +# CHECK-NEXT: [6] - SKLPort4 +# CHECK-NEXT: [7] - SKLPort5 +# CHECK-NEXT: [8] - SKLPort6 +# CHECK-NEXT: [9] - SKLPort7 + +# CHECK: Resource pressure per iteration: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] +# CHECK-NEXT: - - 5.52 5.53 1.01 1.03 1.00 6.02 2.93 0.96 + +# CHECK: Resource pressure by instruction: +# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] Instructions: +# CHECK-NEXT: - - - - 0.04 0.96 - - - - vmovups (%rsi,%rax,2), %xmm0 +# CHECK-NEXT: - - - - - - - 1.00 - - vpermilps $255, %xmm0, %xmm7 +# CHECK-NEXT: - - 0.03 0.97 0.96 0.04 - - - - vmulps -24(%rsp), %xmm7, %xmm8 +# CHECK-NEXT: - - - - - - - 1.00 - - vpermilps $170, %xmm0, %xmm6 +# CHECK-NEXT: - - - - - - - 1.00 - - vpermilps $85, %xmm0, %xmm5 +# CHECK-NEXT: - - - - - - - 1.00 - - vbroadcastss %xmm0, %xmm0 +# CHECK-NEXT: - - 0.95 0.05 - - - - - - vfmadd231ps %xmm9, %xmm6, %xmm8 +# CHECK-NEXT: - - 0.50 0.50 - - - - - - vfmadd213ps %xmm8, %xmm10, %xmm5 +# CHECK-NEXT: - - 0.92 0.08 - - - - - - vfmadd213ps %xmm5, %xmm11, %xmm0 +# CHECK-NEXT: - - 0.95 0.05 - - - - - - vfmadd213ps %xmm0, %xmm12, %xmm4 +# CHECK-NEXT: - - 0.51 0.49 - - - - - - vfmadd213ps %xmm4, %xmm13, %xmm1 +# CHECK-NEXT: - - 0.52 0.48 - - - - - - vmovaps %xmm7, %xmm4 +# CHECK-NEXT: - - 0.49 0.51 - - - - - - vfmadd213ps %xmm1, %xmm14, %xmm2 +# CHECK-NEXT: - - 0.04 0.95 - - - 0.01 - - vmovaps %xmm6, %xmm1 +# CHECK-NEXT: - - 0.51 0.49 - - - - - - vfmadd213ps %xmm2, %xmm15, %xmm3 +# CHECK-NEXT: - - - - - - - 1.00 - - vpermilps $170, %xmm3, %xmm0 +# CHECK-NEXT: - - - - 0.01 0.03 1.00 - - 0.96 vmovups %xmm3, (%rdx,%rax) +# CHECK-NEXT: - - - - - - - 1.00 - - vpermilps $255, %xmm3, %xmm2 +# CHECK-NEXT: - - - - - - - - 1.00 - addq $16, %rax +# CHECK-NEXT: - - 0.04 0.01 - - - 0.01 0.94 - decl %ecx +# CHECK-NEXT: - - 0.05 0.95 - - - - - - vmovaps %xmm0, %xmm3 +# CHECK-NEXT: - - 0.01 - - - - - 0.99 - jne .LBB0_4 diff --git a/llvm/test/tools/llvm-mca/X86/option-all-views-1.s b/llvm/test/tools/llvm-mca/X86/option-all-views-1.s index ed097e70734..27e3a67374c 100644 --- a/llvm/test/tools/llvm-mca/X86/option-all-views-1.s +++ b/llvm/test/tools/llvm-mca/X86/option-all-views-1.s @@ -25,6 +25,19 @@ add %eax, %eax # FULLREPORT-NEXT: - Register Dependencies [ 76.70% ] # FULLREPORT-NEXT: - Memory Dependencies [ 0.00% ] +# FULLREPORT: Critical sequence based on the simulation: + +# FULLREPORT: Instruction Dependency Information +# FULLREPORT-NEXT: +----< 0. addl %eax, %eax +# FULLREPORT-NEXT: | +# FULLREPORT-NEXT: | < loop carried > +# FULLREPORT-NEXT: | +# FULLREPORT-NEXT: +----> 0. addl %eax, %eax ## REGISTER dependency: %eax +# FULLREPORT-NEXT: | +# FULLREPORT-NEXT: | < loop carried > +# FULLREPORT-NEXT: | +# FULLREPORT-NEXT: +----> 0. addl %eax, %eax ## REGISTER dependency: %eax + # DEFAULTREPORT: Instruction Info: # DEFAULTREPORT-NEXT: [1]: #uOps # DEFAULTREPORT-NEXT: [2]: Latency diff --git a/llvm/test/tools/llvm-mca/X86/option-all-views-2.s b/llvm/test/tools/llvm-mca/X86/option-all-views-2.s index efa66be1fb0..a19da0addba 100644 --- a/llvm/test/tools/llvm-mca/X86/option-all-views-2.s +++ b/llvm/test/tools/llvm-mca/X86/option-all-views-2.s @@ -24,6 +24,19 @@ add %eax, %eax # ALL-NEXT: - Register Dependencies [ 76.70% ] # ALL-NEXT: - Memory Dependencies [ 0.00% ] +# ALL: Critical sequence based on the simulation: + +# ALL: Instruction Dependency Information +# ALL-NEXT: +----< 0. addl %eax, %eax +# ALL-NEXT: | +# ALL-NEXT: | < loop carried > +# ALL-NEXT: | +# ALL-NEXT: +----> 0. addl %eax, %eax ## REGISTER dependency: %eax +# ALL-NEXT: | +# ALL-NEXT: | < loop carried > +# ALL-NEXT: | +# ALL-NEXT: +----> 0. addl %eax, %eax ## REGISTER dependency: %eax + # ALL: Instruction Info: # ALL-NEXT: [1]: #uOps # ALL-NEXT: [2]: Latency diff --git a/llvm/test/tools/llvm-mca/X86/option-no-stats-1.s b/llvm/test/tools/llvm-mca/X86/option-no-stats-1.s index dc843bb2761..d505dd9bc3e 100644 --- a/llvm/test/tools/llvm-mca/X86/option-no-stats-1.s +++ b/llvm/test/tools/llvm-mca/X86/option-no-stats-1.s @@ -22,6 +22,19 @@ add %edi, %eax # CHECK-NEXT: - Register Dependencies [ 76.70% ] # CHECK-NEXT: - Memory Dependencies [ 0.00% ] +# CHECK: Critical sequence based on the simulation: + +# CHECK: Instruction Dependency Information +# CHECK-NEXT: +----< 0. addl %edi, %eax +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. addl %edi, %eax ## REGISTER dependency: %eax +# CHECK-NEXT: | +# CHECK-NEXT: | < loop carried > +# CHECK-NEXT: | +# CHECK-NEXT: +----> 0. addl %edi, %eax ## REGISTER dependency: %eax + # CHECK: Instruction Info: # CHECK-NEXT: [1]: #uOps # CHECK-NEXT: [2]: Latency |
