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https://github.com/RPCS3/llvm-mirror.git
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5585c57018
This patch adds support for constrained scalar int to fp operations on PowerPC. Besides, this also fixes the FP exception bit of FCFID* instructions. Reviewed By: steven.zhang, uweigand Differential Revision: https://reviews.llvm.org/D81669
330 lines
10 KiB
LLVM
330 lines
10 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
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; RUN: < %s -mtriple=powerpc64-unknown-linux -mcpu=pwr8 | FileCheck %s
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; RUN: llc -verify-machineinstrs -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
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; RUN: < %s -mtriple=powerpc64le-unknown-linux -mcpu=pwr9 | FileCheck %s
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; RUN: llc -verify-machineinstrs -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
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; RUN: < %s -mtriple=powerpc64le-unknown-linux -mcpu=pwr8 -mattr=-vsx | \
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; RUN: FileCheck %s -check-prefix=NOVSX
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declare i32 @llvm.experimental.constrained.fptosi.i32.f64(double, metadata)
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declare i64 @llvm.experimental.constrained.fptosi.i64.f64(double, metadata)
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declare i64 @llvm.experimental.constrained.fptoui.i64.f64(double, metadata)
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declare i32 @llvm.experimental.constrained.fptoui.i32.f64(double, metadata)
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declare i32 @llvm.experimental.constrained.fptosi.i32.f32(float, metadata)
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declare i64 @llvm.experimental.constrained.fptosi.i64.f32(float, metadata)
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declare i64 @llvm.experimental.constrained.fptoui.i64.f32(float, metadata)
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declare i32 @llvm.experimental.constrained.fptoui.i32.f32(float, metadata)
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declare double @llvm.experimental.constrained.sitofp.f64.i32(i32, metadata, metadata)
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declare double @llvm.experimental.constrained.sitofp.f64.i64(i64, metadata, metadata)
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declare double @llvm.experimental.constrained.uitofp.f64.i32(i32, metadata, metadata)
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declare double @llvm.experimental.constrained.uitofp.f64.i64(i64, metadata, metadata)
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declare float @llvm.experimental.constrained.sitofp.f32.i64(i64, metadata, metadata)
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declare float @llvm.experimental.constrained.sitofp.f32.i32(i32, metadata, metadata)
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declare float @llvm.experimental.constrained.uitofp.f32.i32(i32, metadata, metadata)
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declare float @llvm.experimental.constrained.uitofp.f32.i64(i64, metadata, metadata)
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define i32 @d_to_i32(double %m) #0 {
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; CHECK-LABEL: d_to_i32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpsxws f0, f1
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; CHECK-NEXT: mffprwz r3, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: d_to_i32:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctiwz f0, f1
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; NOVSX-NEXT: addi r3, r1, -4
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; NOVSX-NEXT: stfiwx f0, 0, r3
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; NOVSX-NEXT: lwz r3, -4(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i32 @llvm.experimental.constrained.fptosi.i32.f64(double %m, metadata !"fpexcept.strict") #0
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ret i32 %conv
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}
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define i64 @d_to_i64(double %m) #0 {
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; CHECK-LABEL: d_to_i64:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpsxds f0, f1
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; CHECK-NEXT: mffprd r3, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: d_to_i64:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctidz f0, f1
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; NOVSX-NEXT: stfd f0, -8(r1)
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; NOVSX-NEXT: ld r3, -8(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i64 @llvm.experimental.constrained.fptosi.i64.f64(double %m, metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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define i64 @d_to_u64(double %m) #0 {
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; CHECK-LABEL: d_to_u64:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpuxds f0, f1
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; CHECK-NEXT: mffprd r3, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: d_to_u64:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctiduz f0, f1
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; NOVSX-NEXT: stfd f0, -8(r1)
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; NOVSX-NEXT: ld r3, -8(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f64(double %m, metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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define zeroext i32 @d_to_u32(double %m) #0 {
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; CHECK-LABEL: d_to_u32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpuxws f0, f1
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; CHECK-NEXT: mffprwz r3, f0
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; CHECK-NEXT: clrldi r3, r3, 32
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: d_to_u32:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctiwuz f0, f1
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; NOVSX-NEXT: addi r3, r1, -4
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; NOVSX-NEXT: stfiwx f0, 0, r3
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; NOVSX-NEXT: lwz r3, -4(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i32 @llvm.experimental.constrained.fptoui.i32.f64(double %m, metadata !"fpexcept.strict") #0
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ret i32 %conv
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}
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define signext i32 @f_to_i32(float %m) #0 {
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; CHECK-LABEL: f_to_i32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpsxws f0, f1
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; CHECK-NEXT: mffprwz r3, f0
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; CHECK-NEXT: extsw r3, r3
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: f_to_i32:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctiwz f0, f1
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; NOVSX-NEXT: addi r3, r1, -4
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; NOVSX-NEXT: stfiwx f0, 0, r3
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; NOVSX-NEXT: lwa r3, -4(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i32 @llvm.experimental.constrained.fptosi.i32.f32(float %m, metadata !"fpexcept.strict") #0
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ret i32 %conv
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}
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define i64 @f_to_i64(float %m) #0 {
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; CHECK-LABEL: f_to_i64:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpsxds f0, f1
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; CHECK-NEXT: mffprd r3, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: f_to_i64:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctidz f0, f1
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; NOVSX-NEXT: stfd f0, -8(r1)
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; NOVSX-NEXT: ld r3, -8(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i64 @llvm.experimental.constrained.fptosi.i64.f32(float %m, metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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define i64 @f_to_u64(float %m) #0 {
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; CHECK-LABEL: f_to_u64:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpuxds f0, f1
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; CHECK-NEXT: mffprd r3, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: f_to_u64:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctiduz f0, f1
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; NOVSX-NEXT: stfd f0, -8(r1)
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; NOVSX-NEXT: ld r3, -8(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i64 @llvm.experimental.constrained.fptoui.i64.f32(float %m, metadata !"fpexcept.strict") #0
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ret i64 %conv
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}
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define zeroext i32 @f_to_u32(float %m) #0 {
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; CHECK-LABEL: f_to_u32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: xscvdpuxws f0, f1
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; CHECK-NEXT: mffprwz r3, f0
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; CHECK-NEXT: clrldi r3, r3, 32
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: f_to_u32:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: fctiwuz f0, f1
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; NOVSX-NEXT: addi r3, r1, -4
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; NOVSX-NEXT: stfiwx f0, 0, r3
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; NOVSX-NEXT: lwz r3, -4(r1)
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; NOVSX-NEXT: blr
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entry:
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%conv = call i32 @llvm.experimental.constrained.fptoui.i32.f32(float %m, metadata !"fpexcept.strict") #0
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ret i32 %conv
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}
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define double @i32_to_d(i32 signext %m) #0 {
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; CHECK-LABEL: i32_to_d:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprwa f0, r3
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; CHECK-NEXT: xscvsxddp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: i32_to_d:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: addi r4, r1, -4
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; NOVSX-NEXT: stw r3, -4(r1)
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; NOVSX-NEXT: lfiwax f0, 0, r4
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; NOVSX-NEXT: fcfid f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call double @llvm.experimental.constrained.sitofp.f64.i32(i32 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret double %conv
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}
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define double @i64_to_d(i64 %m) #0 {
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; CHECK-LABEL: i64_to_d:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprd f0, r3
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; CHECK-NEXT: xscvsxddp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: i64_to_d:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: std r3, -8(r1)
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; NOVSX-NEXT: lfd f0, -8(r1)
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; NOVSX-NEXT: fcfid f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call double @llvm.experimental.constrained.sitofp.f64.i64(i64 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret double %conv
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}
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define double @u32_to_d(i32 zeroext %m) #0 {
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; CHECK-LABEL: u32_to_d:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprwz f0, r3
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; CHECK-NEXT: xscvuxddp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: u32_to_d:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: addi r4, r1, -4
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; NOVSX-NEXT: stw r3, -4(r1)
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; NOVSX-NEXT: lfiwzx f0, 0, r4
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; NOVSX-NEXT: fcfidu f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call double @llvm.experimental.constrained.uitofp.f64.i32(i32 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret double %conv
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}
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define double @u64_to_d(i64 %m) #0 {
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; CHECK-LABEL: u64_to_d:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprd f0, r3
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; CHECK-NEXT: xscvuxddp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: u64_to_d:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: std r3, -8(r1)
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; NOVSX-NEXT: lfd f0, -8(r1)
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; NOVSX-NEXT: fcfidu f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call double @llvm.experimental.constrained.uitofp.f64.i64(i64 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret double %conv
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}
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define float @i32_to_f(i32 signext %m) #0 {
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; CHECK-LABEL: i32_to_f:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprwa f0, r3
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; CHECK-NEXT: xscvsxdsp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: i32_to_f:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: addi r4, r1, -4
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; NOVSX-NEXT: stw r3, -4(r1)
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; NOVSX-NEXT: lfiwax f0, 0, r4
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; NOVSX-NEXT: fcfids f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call float @llvm.experimental.constrained.sitofp.f32.i32(i32 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret float %conv
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}
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define float @i64_to_f(i64 %m) #0 {
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; CHECK-LABEL: i64_to_f:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprd f0, r3
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; CHECK-NEXT: xscvsxdsp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: i64_to_f:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: std r3, -8(r1)
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; NOVSX-NEXT: lfd f0, -8(r1)
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; NOVSX-NEXT: fcfids f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call float @llvm.experimental.constrained.sitofp.f32.i64(i64 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret float %conv
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}
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define float @u32_to_f(i32 zeroext %m) #0 {
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; CHECK-LABEL: u32_to_f:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprwz f0, r3
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; CHECK-NEXT: xscvuxdsp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: u32_to_f:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: addi r4, r1, -4
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; NOVSX-NEXT: stw r3, -4(r1)
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; NOVSX-NEXT: lfiwzx f0, 0, r4
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; NOVSX-NEXT: fcfidus f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call float @llvm.experimental.constrained.uitofp.f32.i32(i32 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret float %conv
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}
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define float @u64_to_f(i64 %m) #0 {
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; CHECK-LABEL: u64_to_f:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mtfprd f0, r3
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; CHECK-NEXT: xscvuxdsp f1, f0
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; CHECK-NEXT: blr
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;
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; NOVSX-LABEL: u64_to_f:
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; NOVSX: # %bb.0: # %entry
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; NOVSX-NEXT: std r3, -8(r1)
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; NOVSX-NEXT: lfd f0, -8(r1)
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; NOVSX-NEXT: fcfidus f1, f0
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; NOVSX-NEXT: blr
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entry:
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%conv = tail call float @llvm.experimental.constrained.uitofp.f32.i64(i64 %m, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret float %conv
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}
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attributes #0 = { strictfp }
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