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-rw-r--r--llvm/test/CodeGen/X86/funnel-shift.ll216
1 files changed, 216 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/funnel-shift.ll b/llvm/test/CodeGen/X86/funnel-shift.ll
index ade636bc3ec..55c1b3ca9ee 100644
--- a/llvm/test/CodeGen/X86/funnel-shift.ll
+++ b/llvm/test/CodeGen/X86/funnel-shift.ll
@@ -428,6 +428,23 @@ define i32 @fshl_i32_undef1_cst(i32 %a0) nounwind {
ret i32 %res
}
+define i32 @fshl_i32_undef2(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshl_i32_undef2:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: shldl %cl, %ecx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshl_i32_undef2:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %edi, %eax
+; X64-AVX2-NEXT: shldl %cl, %esi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshl.i32(i32 %a0, i32 %a1, i32 undef)
+ ret i32 %res
+}
+
define i32 @fshr_i32_undef0(i32 %a0, i32 %a1) nounwind {
; X32-SSE2-LABEL: fshr_i32_undef0:
; X32-SSE2: # %bb.0:
@@ -496,6 +513,205 @@ define i32 @fshr_i32_undef1_cst(i32 %a0) nounwind {
ret i32 %res
}
+define i32 @fshr_i32_undef2(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshr_i32_undef2:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: shrdl %cl, %ecx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshr_i32_undef2:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %esi, %eax
+; X64-AVX2-NEXT: shrdl %cl, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshr.i32(i32 %a0, i32 %a1, i32 undef)
+ ret i32 %res
+}
+
+; shift zero args
+
+define i32 @fshl_i32_zero0(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshl_i32_zero0:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movb {{[0-9]+}}(%esp), %cl
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X32-SSE2-NEXT: xorl %eax, %eax
+; X32-SSE2-NEXT: shldl %cl, %edx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshl_i32_zero0:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %esi, %ecx
+; X64-AVX2-NEXT: xorl %eax, %eax
+; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
+; X64-AVX2-NEXT: shldl %cl, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshl.i32(i32 0, i32 %a0, i32 %a1)
+ ret i32 %res
+}
+
+define i32 @fshl_i32_zero0_cst(i32 %a0) nounwind {
+; X32-SSE2-LABEL: fshl_i32_zero0_cst:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: xorl %eax, %eax
+; X32-SSE2-NEXT: shldl $9, %ecx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshl_i32_zero0_cst:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: xorl %eax, %eax
+; X64-AVX2-NEXT: shldl $9, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshl.i32(i32 0, i32 %a0, i32 9)
+ ret i32 %res
+}
+
+define i32 @fshl_i32_zero1(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshl_i32_zero1:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movb {{[0-9]+}}(%esp), %cl
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: xorl %edx, %edx
+; X32-SSE2-NEXT: shldl %cl, %edx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshl_i32_zero1:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %esi, %ecx
+; X64-AVX2-NEXT: movl %edi, %eax
+; X64-AVX2-NEXT: xorl %edx, %edx
+; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
+; X64-AVX2-NEXT: shldl %cl, %edx, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshl.i32(i32 %a0, i32 0, i32 %a1)
+ ret i32 %res
+}
+
+define i32 @fshl_i32_zero1_cst(i32 %a0) nounwind {
+; X32-SSE2-LABEL: fshl_i32_zero1_cst:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: xorl %eax, %eax
+; X32-SSE2-NEXT: shrdl $23, %ecx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshl_i32_zero1_cst:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: xorl %eax, %eax
+; X64-AVX2-NEXT: shrdl $23, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshl.i32(i32 %a0, i32 0, i32 9)
+ ret i32 %res
+}
+
+define i32 @fshr_i32_zero0(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshr_i32_zero0:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movb {{[0-9]+}}(%esp), %cl
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: xorl %edx, %edx
+; X32-SSE2-NEXT: shrdl %cl, %edx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshr_i32_zero0:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %esi, %ecx
+; X64-AVX2-NEXT: movl %edi, %eax
+; X64-AVX2-NEXT: xorl %edx, %edx
+; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
+; X64-AVX2-NEXT: shrdl %cl, %edx, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshr.i32(i32 0, i32 %a0, i32 %a1)
+ ret i32 %res
+}
+
+define i32 @fshr_i32_zero0_cst(i32 %a0) nounwind {
+; X32-SSE2-LABEL: fshr_i32_zero0_cst:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: xorl %eax, %eax
+; X32-SSE2-NEXT: shldl $23, %ecx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshr_i32_zero0_cst:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: xorl %eax, %eax
+; X64-AVX2-NEXT: shldl $23, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshr.i32(i32 0, i32 %a0, i32 9)
+ ret i32 %res
+}
+
+define i32 @fshr_i32_zero1(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshr_i32_zero1:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movb {{[0-9]+}}(%esp), %cl
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X32-SSE2-NEXT: xorl %eax, %eax
+; X32-SSE2-NEXT: shrdl %cl, %edx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshr_i32_zero1:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %esi, %ecx
+; X64-AVX2-NEXT: xorl %eax, %eax
+; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
+; X64-AVX2-NEXT: shrdl %cl, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshr.i32(i32 %a0, i32 0, i32 %a1)
+ ret i32 %res
+}
+
+define i32 @fshr_i32_zero1_cst(i32 %a0) nounwind {
+; X32-SSE2-LABEL: fshr_i32_zero1_cst:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: xorl %eax, %eax
+; X32-SSE2-NEXT: shrdl $9, %ecx, %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshr_i32_zero1_cst:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: xorl %eax, %eax
+; X64-AVX2-NEXT: shrdl $9, %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshr.i32(i32 %a0, i32 0, i32 9)
+ ret i32 %res
+}
+
+; shift by zero
+
+define i32 @fshl_i32_zero2(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshl_i32_zero2:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshl_i32_zero2:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %edi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshl.i32(i32 %a0, i32 %a1, i32 0)
+ ret i32 %res
+}
+
+define i32 @fshr_i32_zero2(i32 %a0, i32 %a1) nounwind {
+; X32-SSE2-LABEL: fshr_i32_zero2:
+; X32-SSE2: # %bb.0:
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: retl
+;
+; X64-AVX2-LABEL: fshr_i32_zero2:
+; X64-AVX2: # %bb.0:
+; X64-AVX2-NEXT: movl %esi, %eax
+; X64-AVX2-NEXT: retq
+ %res = call i32 @llvm.fshr.i32(i32 %a0, i32 %a1, i32 0)
+ ret i32 %res
+}
+
; With constant shift amount, this is 'shrd' or 'shld'.
define i32 @fshr_i32_const_shift(i32 %x, i32 %y) nounwind {
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