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Commit 1df18ee3 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86] Add XCHG schedule tests 

llvm-svn: 320586
parent 9d9f1701
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llvm/test/CodeGen/X86/schedule-x86_32.ll
+ 124
− 0
View file @ 1df18ee3
...@@ -1408,3 +1408,127 @@ define i8 @test_salc() optsize { ...@@ -1408,3 +1408,127 @@ define i8 @test_salc() optsize {
%1 = tail call i8 asm "salc", "=r"() nounwind %1 = tail call i8 asm "salc", "=r"() nounwind
ret i8 %1 ret i8 %1
} }
define void @test_xchg_32(i32 %a0, i32 %a1, i32 *%a2) optsize {
; GENERIC-LABEL: test_xchg_32:
; GENERIC: # %bb.0:
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %eax
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GENERIC-NEXT: movl {{[0-9]+}}(%esp), %edx
; GENERIC-NEXT: #APP
; GENERIC-NEXT: xchgl %eax, %eax
; GENERIC-NEXT: xchgl %ecx, %eax
; GENERIC-NEXT: xchgl %eax, (%edx)
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retl
;
; ATOM-LABEL: test_xchg_32:
; ATOM: # %bb.0:
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [1:1.00]
; ATOM-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [1:1.00]
; ATOM-NEXT: #APP
; ATOM-NEXT: xchgl %eax, %eax # sched: [2:1.00]
; ATOM-NEXT: xchgl %ecx, %eax # sched: [2:1.00]
; ATOM-NEXT: xchgl %eax, (%edx) # sched: [3:1.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retl # sched: [79:39.50]
;
; SLM-LABEL: test_xchg_32:
; SLM: # %bb.0:
; SLM-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [3:1.00]
; SLM-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [3:1.00]
; SLM-NEXT: #APP
; SLM-NEXT: xchgl %eax, %eax # sched: [1:0.50]
; SLM-NEXT: xchgl %ecx, %eax # sched: [1:0.50]
; SLM-NEXT: xchgl %eax, (%edx) # sched: [4:2.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retl # sched: [4:1.00]
;
; SANDY-LABEL: test_xchg_32:
; SANDY: # %bb.0:
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SANDY-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SANDY-NEXT: #APP
; SANDY-NEXT: xchgl %eax, %eax # sched: [1:0.33]
; SANDY-NEXT: xchgl %ecx, %eax # sched: [1:0.33]
; SANDY-NEXT: xchgl %eax, (%edx) # sched: [5:1.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retl # sched: [5:1.00]
;
; HASWELL-LABEL: test_xchg_32:
; HASWELL: # %bb.0:
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; HASWELL-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; HASWELL-NEXT: #APP
; HASWELL-NEXT: xchgl %eax, %eax # sched: [1:0.25]
; HASWELL-NEXT: xchgl %ecx, %eax # sched: [1:0.25]
; HASWELL-NEXT: xchgl %eax, (%edx) # sched: [9:1.00]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retl # sched: [7:1.00]
;
; BROADWELL-LABEL: test_xchg_32:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; BROADWELL-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; BROADWELL-NEXT: #APP
; BROADWELL-NEXT: xchgl %eax, %eax # sched: [1:0.25]
; BROADWELL-NEXT: xchgl %ecx, %eax # sched: [1:0.25]
; BROADWELL-NEXT: xchgl %eax, (%edx) # sched: [8:1.00]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retl # sched: [6:0.50]
;
; SKYLAKE-LABEL: test_xchg_32:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKYLAKE-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SKYLAKE-NEXT: #APP
; SKYLAKE-NEXT: xchgl %eax, %eax # sched: [1:0.25]
; SKYLAKE-NEXT: xchgl %ecx, %eax # sched: [1:0.25]
; SKYLAKE-NEXT: xchgl %eax, (%edx) # sched: [10:1.25]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retl # sched: [6:0.50]
;
; SKX-LABEL: test_xchg_32:
; SKX: # %bb.0:
; SKX-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:0.50]
; SKX-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:0.50]
; SKX-NEXT: #APP
; SKX-NEXT: xchgl %eax, %eax # sched: [1:0.25]
; SKX-NEXT: xchgl %ecx, %eax # sched: [1:0.25]
; SKX-NEXT: xchgl %eax, (%edx) # sched: [10:1.25]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retl # sched: [6:0.50]
;
; BTVER2-LABEL: test_xchg_32:
; BTVER2: # %bb.0:
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [5:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [5:1.00]
; BTVER2-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [5:1.00]
; BTVER2-NEXT: #APP
; BTVER2-NEXT: xchgl %eax, %eax # sched: [1:0.50]
; BTVER2-NEXT: xchgl %ecx, %eax # sched: [1:0.50]
; BTVER2-NEXT: xchgl %eax, (%edx) # sched: [4:1.00]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retl # sched: [4:1.00]
;
; ZNVER1-LABEL: test_xchg_32:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
; ZNVER1-NEXT: movl {{[0-9]+}}(%esp), %edx # sched: [8:0.50]
; ZNVER1-NEXT: #APP
; ZNVER1-NEXT: xchgl %eax, %eax # sched: [1:0.50]
; ZNVER1-NEXT: xchgl %ecx, %eax # sched: [1:0.50]
; ZNVER1-NEXT: xchgl %eax, (%edx) # sched: [5:0.50]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retl # sched: [1:0.50]
tail call void asm "xchg %EAX, $0 \0A\09 xchg $1, $0 \0A\09 xchg $2, $0", "r,r,*m"(i32 %a0, i32 %a1, i32 *%a2) nounwind
ret void
}
llvm/test/CodeGen/X86/schedule-x86_64.ll
+ 362
− 1
View file @ 1df18ee3
...@@ -15204,7 +15204,368 @@ define void @test_xadd_64(i64 %a0, i64 %a1, i64 *%a2) optsize { ...@@ -15204,7 +15204,368 @@ define void @test_xadd_64(i64 %a0, i64 %a1, i64 *%a2) optsize {
ret void ret void
} }
   
; TODO - test_xchg define void @test_xchg_8(i8 %a0, i8 %a1, i8 *%a2) optsize {
; GENERIC-LABEL: test_xchg_8:
; GENERIC: # %bb.0:
; GENERIC-NEXT: #APP
; GENERIC-NEXT: xchgb %sil, %dil # sched: [1:0.33]
; GENERIC-NEXT: xchgb %dil, (%rdx) # sched: [5:1.00]
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retq # sched: [1:1.00]
;
; ATOM-LABEL: test_xchg_8:
; ATOM: # %bb.0:
; ATOM-NEXT: #APP
; ATOM-NEXT: xchgb %sil, %dil # sched: [2:1.00]
; ATOM-NEXT: xchgb %dil, (%rdx) # sched: [3:1.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retq # sched: [79:39.50]
;
; SLM-LABEL: test_xchg_8:
; SLM: # %bb.0:
; SLM-NEXT: #APP
; SLM-NEXT: xchgb %sil, %dil # sched: [1:0.50]
; SLM-NEXT: xchgb %dil, (%rdx) # sched: [4:2.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retq # sched: [4:1.00]
;
; SANDY-LABEL: test_xchg_8:
; SANDY: # %bb.0:
; SANDY-NEXT: #APP
; SANDY-NEXT: xchgb %sil, %dil # sched: [1:0.33]
; SANDY-NEXT: xchgb %dil, (%rdx) # sched: [5:1.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retq # sched: [1:1.00]
;
; HASWELL-LABEL: test_xchg_8:
; HASWELL: # %bb.0:
; HASWELL-NEXT: #APP
; HASWELL-NEXT: xchgb %sil, %dil # sched: [3:0.75]
; HASWELL-NEXT: xchgb %dil, (%rdx) # sched: [9:1.00]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retq # sched: [7:1.00]
;
; BROADWELL-LABEL: test_xchg_8:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: #APP
; BROADWELL-NEXT: xchgb %sil, %dil # sched: [3:0.75]
; BROADWELL-NEXT: xchgb %dil, (%rdx) # sched: [8:1.00]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retq # sched: [7:1.00]
;
; SKYLAKE-LABEL: test_xchg_8:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: #APP
; SKYLAKE-NEXT: xchgb %sil, %dil # sched: [3:0.75]
; SKYLAKE-NEXT: xchgb %dil, (%rdx) # sched: [10:1.25]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retq # sched: [7:1.00]
;
; SKX-LABEL: test_xchg_8:
; SKX: # %bb.0:
; SKX-NEXT: #APP
; SKX-NEXT: xchgb %sil, %dil # sched: [3:0.75]
; SKX-NEXT: xchgb %dil, (%rdx) # sched: [10:1.25]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retq # sched: [7:1.00]
;
; BTVER2-LABEL: test_xchg_8:
; BTVER2: # %bb.0:
; BTVER2-NEXT: #APP
; BTVER2-NEXT: xchgb %sil, %dil # sched: [1:0.50]
; BTVER2-NEXT: xchgb %dil, (%rdx) # sched: [4:1.00]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retq # sched: [4:1.00]
;
; ZNVER1-LABEL: test_xchg_8:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: #APP
; ZNVER1-NEXT: xchgb %sil, %dil # sched: [1:0.50]
; ZNVER1-NEXT: xchgb %dil, (%rdx) # sched: [5:0.50]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retq # sched: [1:0.50]
tail call void asm "xchg $1, $0 \0A\09 xchg $2, $0", "r,r,*m"(i8 %a0, i8 %a1, i8 *%a2) nounwind
ret void
}
define void @test_xchg_16(i16 %a0, i16 %a1, i16 *%a2) optsize {
; GENERIC-LABEL: test_xchg_16:
; GENERIC: # %bb.0:
; GENERIC-NEXT: #APP
; GENERIC-NEXT: xchgw %di, %ax # sched: [1:0.33]
; GENERIC-NEXT: xchgw %si, %di # sched: [1:0.33]
; GENERIC-NEXT: xchgw %di, (%rdx) # sched: [5:1.00]
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retq # sched: [1:1.00]
;
; ATOM-LABEL: test_xchg_16:
; ATOM: # %bb.0:
; ATOM-NEXT: #APP
; ATOM-NEXT: xchgw %di, %ax # sched: [2:1.00]
; ATOM-NEXT: xchgw %si, %di # sched: [2:1.00]
; ATOM-NEXT: xchgw %di, (%rdx) # sched: [3:1.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retq # sched: [79:39.50]
;
; SLM-LABEL: test_xchg_16:
; SLM: # %bb.0:
; SLM-NEXT: #APP
; SLM-NEXT: xchgw %di, %ax # sched: [1:0.50]
; SLM-NEXT: xchgw %si, %di # sched: [1:0.50]
; SLM-NEXT: xchgw %di, (%rdx) # sched: [4:2.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retq # sched: [4:1.00]
;
; SANDY-LABEL: test_xchg_16:
; SANDY: # %bb.0:
; SANDY-NEXT: #APP
; SANDY-NEXT: xchgw %di, %ax # sched: [1:0.33]
; SANDY-NEXT: xchgw %si, %di # sched: [1:0.33]
; SANDY-NEXT: xchgw %di, (%rdx) # sched: [5:1.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retq # sched: [1:1.00]
;
; HASWELL-LABEL: test_xchg_16:
; HASWELL: # %bb.0:
; HASWELL-NEXT: #APP
; HASWELL-NEXT: xchgw %di, %ax # sched: [1:0.25]
; HASWELL-NEXT: xchgw %si, %di # sched: [1:0.25]
; HASWELL-NEXT: xchgw %di, (%rdx) # sched: [9:1.00]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retq # sched: [7:1.00]
;
; BROADWELL-LABEL: test_xchg_16:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: #APP
; BROADWELL-NEXT: xchgw %di, %ax # sched: [1:0.25]
; BROADWELL-NEXT: xchgw %si, %di # sched: [1:0.25]
; BROADWELL-NEXT: xchgw %di, (%rdx) # sched: [8:1.00]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retq # sched: [7:1.00]
;
; SKYLAKE-LABEL: test_xchg_16:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: #APP
; SKYLAKE-NEXT: xchgw %di, %ax # sched: [1:0.25]
; SKYLAKE-NEXT: xchgw %si, %di # sched: [1:0.25]
; SKYLAKE-NEXT: xchgw %di, (%rdx) # sched: [10:1.25]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retq # sched: [7:1.00]
;
; SKX-LABEL: test_xchg_16:
; SKX: # %bb.0:
; SKX-NEXT: #APP
; SKX-NEXT: xchgw %di, %ax # sched: [1:0.25]
; SKX-NEXT: xchgw %si, %di # sched: [1:0.25]
; SKX-NEXT: xchgw %di, (%rdx) # sched: [10:1.25]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retq # sched: [7:1.00]
;
; BTVER2-LABEL: test_xchg_16:
; BTVER2: # %bb.0:
; BTVER2-NEXT: #APP
; BTVER2-NEXT: xchgw %di, %ax # sched: [1:0.50]
; BTVER2-NEXT: xchgw %si, %di # sched: [1:0.50]
; BTVER2-NEXT: xchgw %di, (%rdx) # sched: [4:1.00]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retq # sched: [4:1.00]
;
; ZNVER1-LABEL: test_xchg_16:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: #APP
; ZNVER1-NEXT: xchgw %di, %ax # sched: [1:0.50]
; ZNVER1-NEXT: xchgw %si, %di # sched: [1:0.50]
; ZNVER1-NEXT: xchgw %di, (%rdx) # sched: [5:0.50]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retq # sched: [1:0.50]
tail call void asm "xchg %AX, $0 \0A\09 xchg $1, $0 \0A\09 xchg $2, $0", "r,r,*m"(i16 %a0, i16 %a1, i16 *%a2) nounwind
ret void
}
define void @test_xchg_32(i32 %a0, i32 %a1, i32 *%a2) optsize {
; GENERIC-LABEL: test_xchg_32:
; GENERIC: # %bb.0:
; GENERIC-NEXT: #APP
; GENERIC-NEXT: xchgl %edi, %eax # sched: [1:0.33]
; GENERIC-NEXT: xchgl %esi, %edi # sched: [1:0.33]
; GENERIC-NEXT: xchgl %edi, (%rdx) # sched: [5:1.00]
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retq # sched: [1:1.00]
;
; ATOM-LABEL: test_xchg_32:
; ATOM: # %bb.0:
; ATOM-NEXT: #APP
; ATOM-NEXT: xchgl %edi, %eax # sched: [2:1.00]
; ATOM-NEXT: xchgl %esi, %edi # sched: [2:1.00]
; ATOM-NEXT: xchgl %edi, (%rdx) # sched: [3:1.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retq # sched: [79:39.50]
;
; SLM-LABEL: test_xchg_32:
; SLM: # %bb.0:
; SLM-NEXT: #APP
; SLM-NEXT: xchgl %edi, %eax # sched: [1:0.50]
; SLM-NEXT: xchgl %esi, %edi # sched: [1:0.50]
; SLM-NEXT: xchgl %edi, (%rdx) # sched: [4:2.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retq # sched: [4:1.00]
;
; SANDY-LABEL: test_xchg_32:
; SANDY: # %bb.0:
; SANDY-NEXT: #APP
; SANDY-NEXT: xchgl %edi, %eax # sched: [1:0.33]
; SANDY-NEXT: xchgl %esi, %edi # sched: [1:0.33]
; SANDY-NEXT: xchgl %edi, (%rdx) # sched: [5:1.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retq # sched: [1:1.00]
;
; HASWELL-LABEL: test_xchg_32:
; HASWELL: # %bb.0:
; HASWELL-NEXT: #APP
; HASWELL-NEXT: xchgl %edi, %eax # sched: [1:0.25]
; HASWELL-NEXT: xchgl %esi, %edi # sched: [1:0.25]
; HASWELL-NEXT: xchgl %edi, (%rdx) # sched: [9:1.00]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retq # sched: [7:1.00]
;
; BROADWELL-LABEL: test_xchg_32:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: #APP
; BROADWELL-NEXT: xchgl %edi, %eax # sched: [1:0.25]
; BROADWELL-NEXT: xchgl %esi, %edi # sched: [1:0.25]
; BROADWELL-NEXT: xchgl %edi, (%rdx) # sched: [8:1.00]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retq # sched: [7:1.00]
;
; SKYLAKE-LABEL: test_xchg_32:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: #APP
; SKYLAKE-NEXT: xchgl %edi, %eax # sched: [1:0.25]
; SKYLAKE-NEXT: xchgl %esi, %edi # sched: [1:0.25]
; SKYLAKE-NEXT: xchgl %edi, (%rdx) # sched: [10:1.25]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retq # sched: [7:1.00]
;
; SKX-LABEL: test_xchg_32:
; SKX: # %bb.0:
; SKX-NEXT: #APP
; SKX-NEXT: xchgl %edi, %eax # sched: [1:0.25]
; SKX-NEXT: xchgl %esi, %edi # sched: [1:0.25]
; SKX-NEXT: xchgl %edi, (%rdx) # sched: [10:1.25]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retq # sched: [7:1.00]
;
; BTVER2-LABEL: test_xchg_32:
; BTVER2: # %bb.0:
; BTVER2-NEXT: #APP
; BTVER2-NEXT: xchgl %edi, %eax # sched: [1:0.50]
; BTVER2-NEXT: xchgl %esi, %edi # sched: [1:0.50]
; BTVER2-NEXT: xchgl %edi, (%rdx) # sched: [4:1.00]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retq # sched: [4:1.00]
;
; ZNVER1-LABEL: test_xchg_32:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: #APP
; ZNVER1-NEXT: xchgl %edi, %eax # sched: [1:0.50]
; ZNVER1-NEXT: xchgl %esi, %edi # sched: [1:0.50]
; ZNVER1-NEXT: xchgl %edi, (%rdx) # sched: [5:0.50]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retq # sched: [1:0.50]
tail call void asm "xchg %EAX, $0 \0A\09 xchg $1, $0 \0A\09 xchg $2, $0", "r,r,*m"(i32 %a0, i32 %a1, i32 *%a2) nounwind
ret void
}
define void @test_xchg_64(i64 %a0, i64 %a1, i64 *%a2) optsize {
; GENERIC-LABEL: test_xchg_64:
; GENERIC: # %bb.0:
; GENERIC-NEXT: #APP
; GENERIC-NEXT: xchgq %rdi, %rax # sched: [1:0.33]
; GENERIC-NEXT: xchgq %rsi, %rdi # sched: [1:0.33]
; GENERIC-NEXT: xchgq %rdi, (%rdx) # sched: [5:1.00]
; GENERIC-NEXT: #NO_APP
; GENERIC-NEXT: retq # sched: [1:1.00]
;
; ATOM-LABEL: test_xchg_64:
; ATOM: # %bb.0:
; ATOM-NEXT: #APP
; ATOM-NEXT: xchgq %rdi, %rax # sched: [2:1.00]
; ATOM-NEXT: xchgq %rsi, %rdi # sched: [2:1.00]
; ATOM-NEXT: xchgq %rdi, (%rdx) # sched: [3:1.50]
; ATOM-NEXT: #NO_APP
; ATOM-NEXT: retq # sched: [79:39.50]
;
; SLM-LABEL: test_xchg_64:
; SLM: # %bb.0:
; SLM-NEXT: #APP
; SLM-NEXT: xchgq %rdi, %rax # sched: [1:0.50]
; SLM-NEXT: xchgq %rsi, %rdi # sched: [1:0.50]
; SLM-NEXT: xchgq %rdi, (%rdx) # sched: [4:2.00]
; SLM-NEXT: #NO_APP
; SLM-NEXT: retq # sched: [4:1.00]
;
; SANDY-LABEL: test_xchg_64:
; SANDY: # %bb.0:
; SANDY-NEXT: #APP
; SANDY-NEXT: xchgq %rdi, %rax # sched: [1:0.33]
; SANDY-NEXT: xchgq %rsi, %rdi # sched: [1:0.33]
; SANDY-NEXT: xchgq %rdi, (%rdx) # sched: [5:1.00]
; SANDY-NEXT: #NO_APP
; SANDY-NEXT: retq # sched: [1:1.00]
;
; HASWELL-LABEL: test_xchg_64:
; HASWELL: # %bb.0:
; HASWELL-NEXT: #APP
; HASWELL-NEXT: xchgq %rdi, %rax # sched: [1:0.25]
; HASWELL-NEXT: xchgq %rsi, %rdi # sched: [1:0.25]
; HASWELL-NEXT: xchgq %rdi, (%rdx) # sched: [9:1.00]
; HASWELL-NEXT: #NO_APP
; HASWELL-NEXT: retq # sched: [7:1.00]
;
; BROADWELL-LABEL: test_xchg_64:
; BROADWELL: # %bb.0:
; BROADWELL-NEXT: #APP
; BROADWELL-NEXT: xchgq %rdi, %rax # sched: [1:0.25]
; BROADWELL-NEXT: xchgq %rsi, %rdi # sched: [1:0.25]
; BROADWELL-NEXT: xchgq %rdi, (%rdx) # sched: [8:1.00]
; BROADWELL-NEXT: #NO_APP
; BROADWELL-NEXT: retq # sched: [7:1.00]
;
; SKYLAKE-LABEL: test_xchg_64:
; SKYLAKE: # %bb.0:
; SKYLAKE-NEXT: #APP
; SKYLAKE-NEXT: xchgq %rdi, %rax # sched: [1:0.25]
; SKYLAKE-NEXT: xchgq %rsi, %rdi # sched: [1:0.25]
; SKYLAKE-NEXT: xchgq %rdi, (%rdx) # sched: [10:1.25]
; SKYLAKE-NEXT: #NO_APP
; SKYLAKE-NEXT: retq # sched: [7:1.00]
;
; SKX-LABEL: test_xchg_64:
; SKX: # %bb.0:
; SKX-NEXT: #APP
; SKX-NEXT: xchgq %rdi, %rax # sched: [1:0.25]
; SKX-NEXT: xchgq %rsi, %rdi # sched: [1:0.25]
; SKX-NEXT: xchgq %rdi, (%rdx) # sched: [10:1.25]
; SKX-NEXT: #NO_APP
; SKX-NEXT: retq # sched: [7:1.00]
;
; BTVER2-LABEL: test_xchg_64:
; BTVER2: # %bb.0:
; BTVER2-NEXT: #APP
; BTVER2-NEXT: xchgq %rdi, %rax # sched: [1:0.50]
; BTVER2-NEXT: xchgq %rsi, %rdi # sched: [1:0.50]
; BTVER2-NEXT: xchgq %rdi, (%rdx) # sched: [4:1.00]
; BTVER2-NEXT: #NO_APP
; BTVER2-NEXT: retq # sched: [4:1.00]
;
; ZNVER1-LABEL: test_xchg_64:
; ZNVER1: # %bb.0:
; ZNVER1-NEXT: #APP
; ZNVER1-NEXT: xchgq %rdi, %rax # sched: [1:0.50]
; ZNVER1-NEXT: xchgq %rsi, %rdi # sched: [1:0.50]
; ZNVER1-NEXT: xchgq %rdi, (%rdx) # sched: [5:0.50]
; ZNVER1-NEXT: #NO_APP
; ZNVER1-NEXT: retq # sched: [1:0.50]
tail call void asm "xchg %RAX, $0 \0A\09 xchg $1, $0 \0A\09 xchg $2, $0", "r,r,*m"(i64 %a0, i64 %a1, i64 *%a2) nounwind
ret void
}
   
define void @test_xlat() optsize { define void @test_xlat() optsize {
; GENERIC-LABEL: test_xlat: ; GENERIC-LABEL: test_xlat:
......
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