derek.holloway
7502bf64a4
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496 lines
17 KiB
LLVM
496 lines
17 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; NOTE: Fast Isel is not added because it does not support x87 stores.
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; RUN: llc < %s -mtriple=x86_64-- -mattr=+x87,-sse,-sse2 -global-isel=0 | FileCheck %s --check-prefixes X64,SDAG-X64
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; RUN: llc < %s -mtriple=x86_64-- -mattr=+x87,-sse,-sse2 -global-isel -global-isel-abort=1 | FileCheck %s --check-prefixes X64,GISEL-X64
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; RUN: llc < %s -mtriple=i686-- -mattr=+x87,-sse,-sse2 -global-isel=0 | FileCheck %s --check-prefixes X86,SDAG-X86
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; TODO: The last RUN line fails GISEL for f64/double cases and will fallback to DAG due to lack of support for
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; loads/stores in X86 mode, support is expected soon enough, for this reason the isel-fp64-to-sint-x86.mir test is added.
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; RUN: llc < %s -mtriple=i686-- -mattr=+x87,-sse,-sse2 -global-isel -global-isel-abort=2 | FileCheck %s --check-prefixes X86,GISEL-X86
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define i8 @test_float_to_int8(float %input) nounwind {
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; SDAG-X64-LABEL: test_float_to_int8:
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; SDAG-X64: # %bb.0: # %entry
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; SDAG-X64-NEXT: flds {{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; SDAG-X64-NEXT: orl $3072, %eax # imm = 0xC00
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; SDAG-X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fistps -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: movzbl -{{[0-9]+}}(%rsp), %eax
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; SDAG-X64-NEXT: retq
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;
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; GISEL-X64-LABEL: test_float_to_int8:
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; GISEL-X64: # %bb.0: # %entry
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; GISEL-X64-NEXT: flds {{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; GISEL-X64-NEXT: orl $3072, %eax # imm = 0xC00
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; GISEL-X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fistps -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; GISEL-X64-NEXT: # kill: def $al killed $al killed $ax
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; GISEL-X64-NEXT: retq
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;
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; SDAG-X86-LABEL: test_float_to_int8:
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; SDAG-X86: # %bb.0: # %entry
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; SDAG-X86-NEXT: subl $8, %esp
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; SDAG-X86-NEXT: flds {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fnstcw {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; SDAG-X86-NEXT: orl $3072, %eax # imm = 0xC00
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; SDAG-X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fistps {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: movzbl {{[0-9]+}}(%esp), %eax
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; SDAG-X86-NEXT: addl $8, %esp
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; SDAG-X86-NEXT: retl
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;
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; GISEL-X86-LABEL: test_float_to_int8:
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; GISEL-X86: # %bb.0: # %entry
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; GISEL-X86-NEXT: subl $8, %esp
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; GISEL-X86-NEXT: flds {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fnstcw {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: orl $3072, %eax # imm = 0xC00
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; GISEL-X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fistps {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: # kill: def $al killed $al killed $ax
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; GISEL-X86-NEXT: addl $8, %esp
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; GISEL-X86-NEXT: retl
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entry:
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%conv = fptosi float %input to i8
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ret i8 %conv
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}
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define i8 @test_longdouble_to_int8(x86_fp80 %input) nounwind {
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; SDAG-X64-LABEL: test_longdouble_to_int8:
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; SDAG-X64: # %bb.0: # %entry
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; SDAG-X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; SDAG-X64-NEXT: orl $3072, %eax # imm = 0xC00
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; SDAG-X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fistps -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; SDAG-X64-NEXT: movzbl -{{[0-9]+}}(%rsp), %eax
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; SDAG-X64-NEXT: retq
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;
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; GISEL-X64-LABEL: test_longdouble_to_int8:
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; GISEL-X64: # %bb.0: # %entry
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; GISEL-X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; GISEL-X64-NEXT: orl $3072, %eax # imm = 0xC00
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; GISEL-X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fistps -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; GISEL-X64-NEXT: # kill: def $al killed $al killed $ax
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; GISEL-X64-NEXT: retq
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;
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; SDAG-X86-LABEL: test_longdouble_to_int8:
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; SDAG-X86: # %bb.0: # %entry
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; SDAG-X86-NEXT: subl $8, %esp
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; SDAG-X86-NEXT: fldt {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fnstcw {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; SDAG-X86-NEXT: orl $3072, %eax # imm = 0xC00
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; SDAG-X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fistps {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; SDAG-X86-NEXT: movzbl {{[0-9]+}}(%esp), %eax
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; SDAG-X86-NEXT: addl $8, %esp
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; SDAG-X86-NEXT: retl
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;
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; GISEL-X86-LABEL: test_longdouble_to_int8:
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; GISEL-X86: # %bb.0: # %entry
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; GISEL-X86-NEXT: subl $8, %esp
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; GISEL-X86-NEXT: fldt {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fnstcw {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: orl $3072, %eax # imm = 0xC00
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; GISEL-X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fistps {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: # kill: def $al killed $al killed $ax
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; GISEL-X86-NEXT: addl $8, %esp
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; GISEL-X86-NEXT: retl
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entry:
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%conv = fptosi x86_fp80 %input to i8
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ret i8 %conv
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}
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define i16 @test_float_to_int16(float %input) nounwind {
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; X64-LABEL: test_float_to_int16:
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; X64: # %bb.0: # %entry
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; X64-NEXT: flds {{[0-9]+}}(%rsp)
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; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: orl $3072, %eax # imm = 0xC00
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; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: fistps -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_float_to_int16:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $8, %esp
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; X86-NEXT: flds {{[0-9]+}}(%esp)
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; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
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; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: orl $3072, %eax # imm = 0xC00
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; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; X86-NEXT: fistps {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: addl $8, %esp
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; X86-NEXT: retl
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entry:
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%conv = fptosi float %input to i16
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ret i16 %conv
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}
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define i16 @test_longdouble_to_int16(x86_fp80 %input) nounwind {
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; X64-LABEL: test_longdouble_to_int16:
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; X64: # %bb.0: # %entry
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; X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: orl $3072, %eax # imm = 0xC00
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; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: fistps -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_longdouble_to_int16:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $8, %esp
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; X86-NEXT: fldt {{[0-9]+}}(%esp)
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; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
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; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: orl $3072, %eax # imm = 0xC00
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; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; X86-NEXT: fistps {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: addl $8, %esp
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; X86-NEXT: retl
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entry:
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%conv = fptosi x86_fp80 %input to i16
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ret i16 %conv
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}
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define i32 @test_float_to_int32(float %input) nounwind {
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; X64-LABEL: test_float_to_int32:
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; X64: # %bb.0: # %entry
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; X64-NEXT: flds {{[0-9]+}}(%rsp)
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; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: orl $3072, %eax # imm = 0xC00
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; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: fistpl -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_float_to_int32:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $8, %esp
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; X86-NEXT: flds {{[0-9]+}}(%esp)
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; X86-NEXT: fnstcw (%esp)
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; X86-NEXT: movzwl (%esp), %eax
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; X86-NEXT: orl $3072, %eax # imm = 0xC00
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; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; X86-NEXT: fistpl {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw (%esp)
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: addl $8, %esp
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; X86-NEXT: retl
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entry:
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%conv = fptosi float %input to i32
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ret i32 %conv
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}
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define i32 @test_longdouble_to_int32(x86_fp80 %input) nounwind {
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; X64-LABEL: test_longdouble_to_int32:
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; X64: # %bb.0: # %entry
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; X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: orl $3072, %eax # imm = 0xC00
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; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: fistpl -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_longdouble_to_int32:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $8, %esp
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; X86-NEXT: fldt {{[0-9]+}}(%esp)
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; X86-NEXT: fnstcw (%esp)
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; X86-NEXT: movzwl (%esp), %eax
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; X86-NEXT: orl $3072, %eax # imm = 0xC00
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; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw {{[0-9]+}}(%esp)
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; X86-NEXT: fistpl {{[0-9]+}}(%esp)
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; X86-NEXT: fldcw (%esp)
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: addl $8, %esp
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; X86-NEXT: retl
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entry:
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%conv = fptosi x86_fp80 %input to i32
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ret i32 %conv
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}
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define i64 @test_float_to_int64(float %input) nounwind {
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; X64-LABEL: test_float_to_int64:
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; X64: # %bb.0: # %entry
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; X64-NEXT: flds {{[0-9]+}}(%rsp)
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; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
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; X64-NEXT: orl $3072, %eax # imm = 0xC00
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; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: fistpll -{{[0-9]+}}(%rsp)
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; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
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; X64-NEXT: movq -{{[0-9]+}}(%rsp), %rax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_float_to_int64:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: pushl %ebp
|
|
; X86-NEXT: movl %esp, %ebp
|
|
; X86-NEXT: andl $-8, %esp
|
|
; X86-NEXT: subl $16, %esp
|
|
; X86-NEXT: flds 8(%ebp)
|
|
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fistpll {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl %ebp, %esp
|
|
; X86-NEXT: popl %ebp
|
|
; X86-NEXT: retl
|
|
entry:
|
|
%conv = fptosi float %input to i64
|
|
ret i64 %conv
|
|
}
|
|
|
|
define i64 @test_longdouble_to_int64(x86_fp80 %input) nounwind {
|
|
; X64-LABEL: test_longdouble_to_int64:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: fldt {{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; X64-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fistpll -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movq -{{[0-9]+}}(%rsp), %rax
|
|
; X64-NEXT: retq
|
|
;
|
|
; X86-LABEL: test_longdouble_to_int64:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: pushl %ebp
|
|
; X86-NEXT: movl %esp, %ebp
|
|
; X86-NEXT: andl $-8, %esp
|
|
; X86-NEXT: subl $16, %esp
|
|
; X86-NEXT: fldt 8(%ebp)
|
|
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fistpll {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl %ebp, %esp
|
|
; X86-NEXT: popl %ebp
|
|
; X86-NEXT: retl
|
|
entry:
|
|
%conv = fptosi x86_fp80 %input to i64
|
|
ret i64 %conv
|
|
}
|
|
|
|
define i8 @test_double_to_int8(double %input) nounwind {
|
|
; SDAG-X64-LABEL: test_double_to_int8:
|
|
; SDAG-X64: # %bb.0: # %entry
|
|
; SDAG-X64-NEXT: fldl {{[0-9]+}}(%rsp)
|
|
; SDAG-X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
|
|
; SDAG-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; SDAG-X64-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; SDAG-X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
|
|
; SDAG-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; SDAG-X64-NEXT: fistps -{{[0-9]+}}(%rsp)
|
|
; SDAG-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; SDAG-X64-NEXT: movzbl -{{[0-9]+}}(%rsp), %eax
|
|
; SDAG-X64-NEXT: retq
|
|
;
|
|
; GISEL-X64-LABEL: test_double_to_int8:
|
|
; GISEL-X64: # %bb.0: # %entry
|
|
; GISEL-X64-NEXT: fldl {{[0-9]+}}(%rsp)
|
|
; GISEL-X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
|
|
; GISEL-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; GISEL-X64-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; GISEL-X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
|
|
; GISEL-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; GISEL-X64-NEXT: fistps -{{[0-9]+}}(%rsp)
|
|
; GISEL-X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; GISEL-X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; GISEL-X64-NEXT: # kill: def $al killed $al killed $ax
|
|
; GISEL-X64-NEXT: retq
|
|
;
|
|
; X86-LABEL: test_double_to_int8:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: fldl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fistps {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzbl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: retl
|
|
entry:
|
|
%conv = fptosi double %input to i8
|
|
ret i8 %conv
|
|
}
|
|
|
|
define i16 @test_double_to_int16(double %input) nounwind {
|
|
; X64-LABEL: test_double_to_int16:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: fldl {{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; X64-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fistps -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; X64-NEXT: retq
|
|
;
|
|
; X86-LABEL: test_double_to_int16:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: fldl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fistps {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: retl
|
|
entry:
|
|
%conv = fptosi double %input to i16
|
|
ret i16 %conv
|
|
}
|
|
|
|
define i32 @test_double_to_int32(double %input) nounwind {
|
|
; X64-LABEL: test_double_to_int32:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: fldl {{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; X64-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fistpl -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movl -{{[0-9]+}}(%rsp), %eax
|
|
; X64-NEXT: retq
|
|
;
|
|
; X86-LABEL: test_double_to_int32:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: fldl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fnstcw (%esp)
|
|
; X86-NEXT: movzwl (%esp), %eax
|
|
; X86-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fistpl {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw (%esp)
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: retl
|
|
entry:
|
|
%conv = fptosi double %input to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define i64 @test_double_to_int64(double %input) nounwind {
|
|
; X64-LABEL: test_double_to_int64:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: fldl {{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fnstcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movzwl -{{[0-9]+}}(%rsp), %eax
|
|
; X64-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X64-NEXT: movw %ax, -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fistpll -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: fldcw -{{[0-9]+}}(%rsp)
|
|
; X64-NEXT: movq -{{[0-9]+}}(%rsp), %rax
|
|
; X64-NEXT: retq
|
|
;
|
|
; X86-LABEL: test_double_to_int64:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: pushl %ebp
|
|
; X86-NEXT: movl %esp, %ebp
|
|
; X86-NEXT: andl $-8, %esp
|
|
; X86-NEXT: subl $16, %esp
|
|
; X86-NEXT: fldl 8(%ebp)
|
|
; X86-NEXT: fnstcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: orl $3072, %eax # imm = 0xC00
|
|
; X86-NEXT: movw %ax, {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fistpll {{[0-9]+}}(%esp)
|
|
; X86-NEXT: fldcw {{[0-9]+}}(%esp)
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
|
|
; X86-NEXT: movl %ebp, %esp
|
|
; X86-NEXT: popl %ebp
|
|
; X86-NEXT: retl
|
|
entry:
|
|
%conv = fptosi double %input to i64
|
|
ret i64 %conv
|
|
}
|
|
|