diff options
Diffstat (limited to 'test/CodeGen/X86/mul-constant-i32.ll')
| -rw-r--r-- | test/CodeGen/X86/mul-constant-i32.ll | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/test/CodeGen/X86/mul-constant-i32.ll b/test/CodeGen/X86/mul-constant-i32.ll index 356d5a00abf6..04f867bb4e16 100644 --- a/test/CodeGen/X86/mul-constant-i32.ll +++ b/test/CodeGen/X86/mul-constant-i32.ll @@ -1997,6 +1997,118 @@ define i32 @test_mul_by_520(i32 %x) { ret i32 %mul } +define i32 @test_mul_by_neg10(i32 %x) { +; X86-LABEL: test_mul_by_neg10: +; X86: # %bb.0: +; X86-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-NEXT: addl %eax, %eax +; X86-NEXT: leal (%eax,%eax,4), %eax +; X86-NEXT: negl %eax +; X86-NEXT: retl +; +; X64-HSW-LABEL: test_mul_by_neg10: +; X64-HSW: # %bb.0: +; X64-HSW-NEXT: # kill: def $edi killed $edi def $rdi +; X64-HSW-NEXT: addl %edi, %edi # sched: [1:0.25] +; X64-HSW-NEXT: leal (%rdi,%rdi,4), %eax # sched: [1:0.50] +; X64-HSW-NEXT: negl %eax # sched: [1:0.25] +; X64-HSW-NEXT: retq # sched: [7:1.00] +; +; X64-JAG-LABEL: test_mul_by_neg10: +; X64-JAG: # %bb.0: +; X64-JAG-NEXT: # kill: def $edi killed $edi def $rdi +; X64-JAG-NEXT: addl %edi, %edi # sched: [1:0.50] +; X64-JAG-NEXT: leal (%rdi,%rdi,4), %eax # sched: [2:1.00] +; X64-JAG-NEXT: negl %eax # sched: [1:0.50] +; X64-JAG-NEXT: retq # sched: [4:1.00] +; +; X86-NOOPT-LABEL: test_mul_by_neg10: +; X86-NOOPT: # %bb.0: +; X86-NOOPT-NEXT: imull $-10, {{[0-9]+}}(%esp), %eax +; X86-NOOPT-NEXT: retl +; +; HSW-NOOPT-LABEL: test_mul_by_neg10: +; HSW-NOOPT: # %bb.0: +; HSW-NOOPT-NEXT: imull $-10, %edi, %eax # sched: [3:1.00] +; HSW-NOOPT-NEXT: retq # sched: [7:1.00] +; +; JAG-NOOPT-LABEL: test_mul_by_neg10: +; JAG-NOOPT: # %bb.0: +; JAG-NOOPT-NEXT: imull $-10, %edi, %eax # sched: [3:1.00] +; JAG-NOOPT-NEXT: retq # sched: [4:1.00] +; +; X64-SLM-LABEL: test_mul_by_neg10: +; X64-SLM: # %bb.0: +; X64-SLM-NEXT: # kill: def $edi killed $edi def $rdi +; X64-SLM-NEXT: addl %edi, %edi # sched: [1:0.50] +; X64-SLM-NEXT: leal (%rdi,%rdi,4), %eax # sched: [1:1.00] +; X64-SLM-NEXT: negl %eax # sched: [1:0.50] +; X64-SLM-NEXT: retq # sched: [4:1.00] +; +; SLM-NOOPT-LABEL: test_mul_by_neg10: +; SLM-NOOPT: # %bb.0: +; SLM-NOOPT-NEXT: imull $-10, %edi, %eax # sched: [3:1.00] +; SLM-NOOPT-NEXT: retq # sched: [4:1.00] + %mul = mul nsw i32 %x, -10 + ret i32 %mul +} + +define i32 @test_mul_by_neg36(i32 %x) { +; X86-LABEL: test_mul_by_neg36: +; X86: # %bb.0: +; X86-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-NEXT: shll $2, %eax +; X86-NEXT: leal (%eax,%eax,8), %eax +; X86-NEXT: negl %eax +; X86-NEXT: retl +; +; X64-HSW-LABEL: test_mul_by_neg36: +; X64-HSW: # %bb.0: +; X64-HSW-NEXT: # kill: def $edi killed $edi def $rdi +; X64-HSW-NEXT: shll $2, %edi # sched: [1:0.50] +; X64-HSW-NEXT: leal (%rdi,%rdi,8), %eax # sched: [1:0.50] +; X64-HSW-NEXT: negl %eax # sched: [1:0.25] +; X64-HSW-NEXT: retq # sched: [7:1.00] +; +; X64-JAG-LABEL: test_mul_by_neg36: +; X64-JAG: # %bb.0: +; X64-JAG-NEXT: # kill: def $edi killed $edi def $rdi +; X64-JAG-NEXT: shll $2, %edi # sched: [1:0.50] +; X64-JAG-NEXT: leal (%rdi,%rdi,8), %eax # sched: [2:1.00] +; X64-JAG-NEXT: negl %eax # sched: [1:0.50] +; X64-JAG-NEXT: retq # sched: [4:1.00] +; +; X86-NOOPT-LABEL: test_mul_by_neg36: +; X86-NOOPT: # %bb.0: +; X86-NOOPT-NEXT: imull $-36, {{[0-9]+}}(%esp), %eax +; X86-NOOPT-NEXT: retl +; +; HSW-NOOPT-LABEL: test_mul_by_neg36: +; HSW-NOOPT: # %bb.0: +; HSW-NOOPT-NEXT: imull $-36, %edi, %eax # sched: [3:1.00] +; HSW-NOOPT-NEXT: retq # sched: [7:1.00] +; +; JAG-NOOPT-LABEL: test_mul_by_neg36: +; JAG-NOOPT: # %bb.0: +; JAG-NOOPT-NEXT: imull $-36, %edi, %eax # sched: [3:1.00] +; JAG-NOOPT-NEXT: retq # sched: [4:1.00] +; +; X64-SLM-LABEL: test_mul_by_neg36: +; X64-SLM: # %bb.0: +; X64-SLM-NEXT: # kill: def $edi killed $edi def $rdi +; X64-SLM-NEXT: shll $2, %edi # sched: [1:1.00] +; X64-SLM-NEXT: leal (%rdi,%rdi,8), %eax # sched: [1:1.00] +; X64-SLM-NEXT: negl %eax # sched: [1:0.50] +; X64-SLM-NEXT: retq # sched: [4:1.00] +; +; SLM-NOOPT-LABEL: test_mul_by_neg36: +; SLM-NOOPT: # %bb.0: +; SLM-NOOPT-NEXT: imull $-36, %edi, %eax # sched: [3:1.00] +; SLM-NOOPT-NEXT: retq # sched: [4:1.00] + %mul = mul nsw i32 %x, -36 + ret i32 %mul +} + ; (x*9+42)*(x*5+2) define i32 @test_mul_spec(i32 %x) nounwind { ; X86-LABEL: test_mul_spec: |